Home / 875,191,066.73-1,207,767,310.91-473,304,815.45

Finding the Fourth Proportional to 875,191,066.73, 1,207,767,310.91 and 473,304,815.45

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Solution

The fourth proportional to 875,191,066.73, 1,207,767,310.91 and 473,304,815.45 is: 653,162,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,191,066.73 : 1,207,767,310.91 = 473,304,815.45 : x
  2. Step 2: Convert to fraction form
    875,191,066.73/1,207,767,310.91 = 473,304,815.45/x
  3. Step 3: Cross multiply
    875,191,066.73x = 1,207,767,310.91 × 473,304,815.45
  4. Step 4: Simplify right side
    875,191,066.73x = 571,642,084,194,722,624
  5. Step 5: Solve for x
    x = 571,642,084,194,722,624/875,191,066.73
  6. Step 6: Final answer
    x = 653,162,613.20

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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.