Home / 92,385,921.60-127,520,982.72-53,253,853.92

Finding the Fourth Proportional to 92,385,921.60, 127,520,982.72 and 53,253,853.92

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Solution

The fourth proportional to 92,385,921.60, 127,520,982.72 and 53,253,853.92 is: 73,506,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,385,921.60 : 127,520,982.72 = 53,253,853.92 : x
  2. Step 2: Convert to fraction form
    92,385,921.60/127,520,982.72 = 53,253,853.92/x
  3. Step 3: Cross multiply
    92,385,921.60x = 127,520,982.72 × 53,253,853.92
  4. Step 4: Simplify right side
    92,385,921.60x = 6,790,983,785,505,724
  5. Step 5: Solve for x
    x = 6,790,983,785,505,724/92,385,921.60
  6. Step 6: Final answer
    x = 73,506,695.26

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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.