Home / 243,901,006.74-336,118,234.23-239,418,006.66

Finding the Fourth Proportional to 243,901,006.74, 336,118,234.23 and 239,418,006.66

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Solution

The fourth proportional to 243,901,006.74, 336,118,234.23 and 239,418,006.66 is: 329,940,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,901,006.74 : 336,118,234.23 = 239,418,006.66 : x
  2. Step 2: Convert to fraction form
    243,901,006.74/336,118,234.23 = 239,418,006.66/x
  3. Step 3: Cross multiply
    243,901,006.74x = 336,118,234.23 × 239,418,006.66
  4. Step 4: Simplify right side
    243,901,006.74x = 80,472,757,641,425,584
  5. Step 5: Solve for x
    x = 80,472,757,641,425,584/243,901,006.74
  6. Step 6: Final answer
    x = 329,940,243.86

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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.