Home / 995,331,319.80-1,390,238,985-995,331,319.80

Finding the Fourth Proportional to 995,331,319.80, 1,390,238,985 and 995,331,319.80

Calculator

Solution

The fourth proportional to 995,331,319.80, 1,390,238,985 and 995,331,319.80 is: 1,390,238,985

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,319.80 : 1,390,238,985 = 995,331,319.80 : x
  2. Step 2: Convert to fraction form
    995,331,319.80/1,390,238,985 = 995,331,319.80/x
  3. Step 3: Cross multiply
    995,331,319.80x = 1,390,238,985 × 995,331,319.80
  4. Step 4: Simplify right side
    995,331,319.80x = 1,383,748,403,777,462,272
  5. Step 5: Solve for x
    x = 1,383,748,403,777,462,272/995,331,319.80
  6. Step 6: Final answer
    x = 1,390,238,985

Related Problems

Find fourth proportional to 497,665,659.90, 695,119,492.50 and 497,665,659.90
Half scale
Find fourth proportional to 1,990,662,639.60, 2,780,477,970 and 1,990,662,639.60
Double scale
Find fourth proportional to 995,331,320.80, 1,390,238,986.40 and 995,331,320.80
Similar ratio
Find fourth proportional to 1,492,996,979.70, 2,085,358,477.50 and 1,492,996,979.70
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.