Home / 133,110,304.56-183,675,337.20-78,086,084.40

Finding the Fourth Proportional to 133,110,304.56, 183,675,337.20 and 78,086,084.40

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Solution

The fourth proportional to 133,110,304.56, 183,675,337.20 and 78,086,084.40 is: 107,748,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,110,304.56 : 183,675,337.20 = 78,086,084.40 : x
  2. Step 2: Convert to fraction form
    133,110,304.56/183,675,337.20 = 78,086,084.40/x
  3. Step 3: Cross multiply
    133,110,304.56x = 183,675,337.20 × 78,086,084.40
  4. Step 4: Simplify right side
    133,110,304.56x = 14,342,487,882,797,660
  5. Step 5: Solve for x
    x = 14,342,487,882,797,660/133,110,304.56
  6. Step 6: Final answer
    x = 107,748,892.40

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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.