Home / 135,204,956.96-186,592,862.45-75,672,207.14

Finding the Fourth Proportional to 135,204,956.96, 186,592,862.45 and 75,672,207.14

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Solution

The fourth proportional to 135,204,956.96, 186,592,862.45 and 75,672,207.14 is: 104,433,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,204,956.96 : 186,592,862.45 = 75,672,207.14 : x
  2. Step 2: Convert to fraction form
    135,204,956.96/186,592,862.45 = 75,672,207.14/x
  3. Step 3: Cross multiply
    135,204,956.96x = 186,592,862.45 × 75,672,207.14
  4. Step 4: Simplify right side
    135,204,956.96x = 14,119,893,737,418,144
  5. Step 5: Solve for x
    x = 14,119,893,737,418,144/135,204,956.96
  6. Step 6: Final answer
    x = 104,433,254.93

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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.