Home / 151,339,077.90-227,008,616.85-138,425,061.60

Finding the Fourth Proportional to 151,339,077.90, 227,008,616.85 and 138,425,061.60

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Solution

The fourth proportional to 151,339,077.90, 227,008,616.85 and 138,425,061.60 is: 207,637,592.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,339,077.90 : 227,008,616.85 = 138,425,061.60 : x
  2. Step 2: Convert to fraction form
    151,339,077.90/227,008,616.85 = 138,425,061.60/x
  3. Step 3: Cross multiply
    151,339,077.90x = 227,008,616.85 × 138,425,061.60
  4. Step 4: Simplify right side
    151,339,077.90x = 31,423,681,771,192,044
  5. Step 5: Solve for x
    x = 31,423,681,771,192,044/151,339,077.90
  6. Step 6: Final answer
    x = 207,637,592.40

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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.