Home / 732,163,996.90-1,010,448,630.02-414,680,720.68

Finding the Fourth Proportional to 732,163,996.90, 1,010,448,630.02 and 414,680,720.68

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Solution

The fourth proportional to 732,163,996.90, 1,010,448,630.02 and 414,680,720.68 is: 572,294,687.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,163,996.90 : 1,010,448,630.02 = 414,680,720.68 : x
  2. Step 2: Convert to fraction form
    732,163,996.90/1,010,448,630.02 = 414,680,720.68/x
  3. Step 3: Cross multiply
    732,163,996.90x = 1,010,448,630.02 × 414,680,720.68
  4. Step 4: Simplify right side
    732,163,996.90x = 419,013,566,099,686,656
  5. Step 5: Solve for x
    x = 419,013,566,099,686,656/732,163,996.90
  6. Step 6: Final answer
    x = 572,294,687.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.