Home / 425,441,780.52-587,154,797.46-249,377,702.76

Finding the Fourth Proportional to 425,441,780.52, 587,154,797.46 and 249,377,702.76

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Solution

The fourth proportional to 425,441,780.52, 587,154,797.46 and 249,377,702.76 is: 344,167,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,441,780.52 : 587,154,797.46 = 249,377,702.76 : x
  2. Step 2: Convert to fraction form
    425,441,780.52/587,154,797.46 = 249,377,702.76/x
  3. Step 3: Cross multiply
    425,441,780.52x = 587,154,797.46 × 249,377,702.76
  4. Step 4: Simplify right side
    425,441,780.52x = 146,423,314,555,087,872
  5. Step 5: Solve for x
    x = 146,423,314,555,087,872/425,441,780.52
  6. Step 6: Final answer
    x = 344,167,689.35

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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.