Home / 118,094,553.60-177,141,830.40-72,508,531.20

Finding the Fourth Proportional to 118,094,553.60, 177,141,830.40 and 72,508,531.20

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Solution

The fourth proportional to 118,094,553.60, 177,141,830.40 and 72,508,531.20 is: 108,762,796.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,094,553.60 : 177,141,830.40 = 72,508,531.20 : x
  2. Step 2: Convert to fraction form
    118,094,553.60/177,141,830.40 = 72,508,531.20/x
  3. Step 3: Cross multiply
    118,094,553.60x = 177,141,830.40 × 72,508,531.20
  4. Step 4: Simplify right side
    118,094,553.60x = 12,844,293,936,383,510
  5. Step 5: Solve for x
    x = 12,844,293,936,383,510/118,094,553.60
  6. Step 6: Final answer
    x = 108,762,796.80

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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.