Home / 872,162,344.80-1,307,572,974.36-451,532,801.52

Finding the Fourth Proportional to 872,162,344.80, 1,307,572,974.36 and 451,532,801.52

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Solution

The fourth proportional to 872,162,344.80, 1,307,572,974.36 and 451,532,801.52 is: 676,952,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,162,344.80 : 1,307,572,974.36 = 451,532,801.52 : x
  2. Step 2: Convert to fraction form
    872,162,344.80/1,307,572,974.36 = 451,532,801.52/x
  3. Step 3: Cross multiply
    872,162,344.80x = 1,307,572,974.36 × 451,532,801.52
  4. Step 4: Simplify right side
    872,162,344.80x = 590,412,088,304,609,920
  5. Step 5: Solve for x
    x = 590,412,088,304,609,920/872,162,344.80
  6. Step 6: Final answer
    x = 676,952,051.21

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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.