Home / 425,441,505.15-587,154,414.51-249,377,426.91

Finding the Fourth Proportional to 425,441,505.15, 587,154,414.51 and 249,377,426.91

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Solution

The fourth proportional to 425,441,505.15, 587,154,414.51 and 249,377,426.91 is: 344,167,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,441,505.15 : 587,154,414.51 = 249,377,426.91 : x
  2. Step 2: Convert to fraction form
    425,441,505.15/587,154,414.51 = 249,377,426.91/x
  3. Step 3: Cross multiply
    425,441,505.15x = 587,154,414.51 × 249,377,426.91
  4. Step 4: Simplify right side
    425,441,505.15x = 146,423,057,089,351,360
  5. Step 5: Solve for x
    x = 146,423,057,089,351,360/425,441,505.15
  6. Step 6: Final answer
    x = 344,167,306.94

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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.