Home / 157,522,377.94-217,375,184.81-86,956,473.29

Finding the Fourth Proportional to 157,522,377.94, 217,375,184.81 and 86,956,473.29

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Solution

The fourth proportional to 157,522,377.94, 217,375,184.81 and 86,956,473.29 is: 119,996,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,522,377.94 : 217,375,184.81 = 86,956,473.29 : x
  2. Step 2: Convert to fraction form
    157,522,377.94/217,375,184.81 = 86,956,473.29/x
  3. Step 3: Cross multiply
    157,522,377.94x = 217,375,184.81 × 86,956,473.29
  4. Step 4: Simplify right side
    157,522,377.94x = 18,902,179,450,970,092
  5. Step 5: Solve for x
    x = 18,902,179,450,970,092/157,522,377.94
  6. Step 6: Final answer
    x = 119,996,788.38

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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.