Home / 425,441,779.52-587,154,796.08-249,377,701.76

Finding the Fourth Proportional to 425,441,779.52, 587,154,796.08 and 249,377,701.76

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Solution

The fourth proportional to 425,441,779.52, 587,154,796.08 and 249,377,701.76 is: 344,167,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,441,779.52 : 587,154,796.08 = 249,377,701.76 : x
  2. Step 2: Convert to fraction form
    425,441,779.52/587,154,796.08 = 249,377,701.76/x
  3. Step 3: Cross multiply
    425,441,779.52x = 587,154,796.08 × 249,377,701.76
  4. Step 4: Simplify right side
    425,441,779.52x = 146,423,313,623,791,872
  5. Step 5: Solve for x
    x = 146,423,313,623,791,872/425,441,779.52
  6. Step 6: Final answer
    x = 344,167,687.97

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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.