Home / 425,441,523.65-587,154,440.04-249,377,445.41

Finding the Fourth Proportional to 425,441,523.65, 587,154,440.04 and 249,377,445.41

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Solution

The fourth proportional to 425,441,523.65, 587,154,440.04 and 249,377,445.41 is: 344,167,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,441,523.65 : 587,154,440.04 = 249,377,445.41 : x
  2. Step 2: Convert to fraction form
    425,441,523.65/587,154,440.04 = 249,377,445.41/x
  3. Step 3: Cross multiply
    425,441,523.65x = 587,154,440.04 × 249,377,445.41
  4. Step 4: Simplify right side
    425,441,523.65x = 146,423,074,318,314,208
  5. Step 5: Solve for x
    x = 146,423,074,318,314,208/425,441,523.65
  6. Step 6: Final answer
    x = 344,167,332.47

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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.