Home / 285,724,988-620,158,840

Finding the Third Proportional to 285,724,988 and 620,158,840

Calculator

Solution

The third proportional to 285,724,988 and 620,158,840 is: 1,346,039,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,724,988 : 620,158,840 = 620,158,840 : x
  2. Step 2: Convert to fraction form
    285,724,988/620,158,840 = 620,158,840/x
  3. Step 3: Cross multiply
    285,724,988x = 620,158,840 × 620,158,840
  4. Step 4: Simplify right side
    285,724,988x = 384,596,986,830,145,600
  5. Step 5: Solve for x
    x = 384,596,986,830,145,600/285,724,988
  6. Step 6: Final answer
    x = 1,346,039,033.98

Related Problems

Find third proportional to 142,862,494 and 310,079,420
Half scale
Find third proportional to 571,449,976 and 1,240,317,680
Double scale
Find third proportional to 285,724,990 and 620,158,844
Similar ratio
Find third proportional to 428,587,482 and 930,238,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.