Home / 159,355,154.52-219,910,609.62-92,387,165.40

Finding the Fourth Proportional to 159,355,154.52, 219,910,609.62 and 92,387,165.40

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Solution

The fourth proportional to 159,355,154.52, 219,910,609.62 and 92,387,165.40 is: 127,494,576.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,355,154.52 : 219,910,609.62 = 92,387,165.40 : x
  2. Step 2: Convert to fraction form
    159,355,154.52/219,910,609.62 = 92,387,165.40/x
  3. Step 3: Cross multiply
    159,355,154.52x = 219,910,609.62 × 92,387,165.40
  4. Step 4: Simplify right side
    159,355,154.52x = 20,316,917,864,177,772
  5. Step 5: Solve for x
    x = 20,316,917,864,177,772/159,355,154.52
  6. Step 6: Final answer
    x = 127,494,576.03

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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.