Home / 284,226,397.60-425,668,007.28-138,759,579.04

Finding the Fourth Proportional to 284,226,397.60, 425,668,007.28 and 138,759,579.04

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Solution

The fourth proportional to 284,226,397.60, 425,668,007.28 and 138,759,579.04 is: 207,811,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,226,397.60 : 425,668,007.28 = 138,759,579.04 : x
  2. Step 2: Convert to fraction form
    284,226,397.60/425,668,007.28 = 138,759,579.04/x
  3. Step 3: Cross multiply
    284,226,397.60x = 425,668,007.28 × 138,759,579.04
  4. Step 4: Simplify right side
    284,226,397.60x = 59,065,513,500,968,448
  5. Step 5: Solve for x
    x = 59,065,513,500,968,448/284,226,397.60
  6. Step 6: Final answer
    x = 207,811,498.16

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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.