Home / 320,532,943.04-480,807,696-87,365,572.16

Finding the Fourth Proportional to 320,532,943.04, 480,807,696 and 87,365,572.16

Calculator

Solution

The fourth proportional to 320,532,943.04, 480,807,696 and 87,365,572.16 is: 131,050,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,532,943.04 : 480,807,696 = 87,365,572.16 : x
  2. Step 2: Convert to fraction form
    320,532,943.04/480,807,696 = 87,365,572.16/x
  3. Step 3: Cross multiply
    320,532,943.04x = 480,807,696 × 87,365,572.16
  4. Step 4: Simplify right side
    320,532,943.04x = 42,006,039,459,971,344
  5. Step 5: Solve for x
    x = 42,006,039,459,971,344/320,532,943.04
  6. Step 6: Final answer
    x = 131,050,615.46

Related Problems

Find fourth proportional to 160,266,471.52, 240,403,848 and 43,682,786.08
Half scale
Find fourth proportional to 641,065,886.08, 961,615,392 and 174,731,144.32
Double scale
Find fourth proportional to 320,532,944.04, 480,807,697.50 and 87,365,573.16
Similar ratio
Find fourth proportional to 480,799,414.56, 721,211,544 and 131,048,358.24
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.