Home / 118,098,905.70-177,148,358.55-31,846,031.40

Finding the Fourth Proportional to 118,098,905.70, 177,148,358.55 and 31,846,031.40

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Solution

The fourth proportional to 118,098,905.70, 177,148,358.55 and 31,846,031.40 is: 47,769,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,905.70 : 177,148,358.55 = 31,846,031.40 : x
  2. Step 2: Convert to fraction form
    118,098,905.70/177,148,358.55 = 31,846,031.40/x
  3. Step 3: Cross multiply
    118,098,905.70x = 177,148,358.55 × 31,846,031.40
  4. Step 4: Simplify right side
    118,098,905.70x = 5,641,472,188,841,759
  5. Step 5: Solve for x
    x = 5,641,472,188,841,759/118,098,905.70
  6. Step 6: Final answer
    x = 47,769,047.10

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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.