Home / 423,960,030.90-635,940,046.35-242,561,502.90

Finding the Fourth Proportional to 423,960,030.90, 635,940,046.35 and 242,561,502.90

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Solution

The fourth proportional to 423,960,030.90, 635,940,046.35 and 242,561,502.90 is: 363,842,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,960,030.90 : 635,940,046.35 = 242,561,502.90 : x
  2. Step 2: Convert to fraction form
    423,960,030.90/635,940,046.35 = 242,561,502.90/x
  3. Step 3: Cross multiply
    423,960,030.90x = 635,940,046.35 × 242,561,502.90
  4. Step 4: Simplify right side
    423,960,030.90x = 154,254,573,396,951,680
  5. Step 5: Solve for x
    x = 154,254,573,396,951,680/423,960,030.90
  6. Step 6: Final answer
    x = 363,842,254.35

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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.