Home / 614,653,516.17-921,981,848.90-251,147,872.17

Finding the Fourth Proportional to 614,653,516.17, 921,981,848.90 and 251,147,872.17

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Solution

The fourth proportional to 614,653,516.17, 921,981,848.90 and 251,147,872.17 is: 376,722,451.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,653,516.17 : 921,981,848.90 = 251,147,872.17 : x
  2. Step 2: Convert to fraction form
    614,653,516.17/921,981,848.90 = 251,147,872.17/x
  3. Step 3: Cross multiply
    614,653,516.17x = 921,981,848.90 × 251,147,872.17
  4. Step 4: Simplify right side
    614,653,516.17x = 231,553,779,529,341,696
  5. Step 5: Solve for x
    x = 231,553,779,529,341,696/614,653,516.17
  6. Step 6: Final answer
    x = 376,722,451.65

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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.