Home / 875,191,066.52-1,207,767,310.62-473,304,815.22

Finding the Fourth Proportional to 875,191,066.52, 1,207,767,310.62 and 473,304,815.22

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Solution

The fourth proportional to 875,191,066.52, 1,207,767,310.62 and 473,304,815.22 is: 653,162,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,191,066.52 : 1,207,767,310.62 = 473,304,815.22 : x
  2. Step 2: Convert to fraction form
    875,191,066.52/1,207,767,310.62 = 473,304,815.22/x
  3. Step 3: Cross multiply
    875,191,066.52x = 1,207,767,310.62 × 473,304,815.22
  4. Step 4: Simplify right side
    875,191,066.52x = 571,642,083,781,755,456
  5. Step 5: Solve for x
    x = 571,642,083,781,755,456/875,191,066.52
  6. Step 6: Final answer
    x = 653,162,612.89

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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.