Home / 117,936,500.40-176,904,750.60-83,499,123.60

Finding the Fourth Proportional to 117,936,500.40, 176,904,750.60 and 83,499,123.60

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Solution

The fourth proportional to 117,936,500.40, 176,904,750.60 and 83,499,123.60 is: 125,248,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,936,500.40 : 176,904,750.60 = 83,499,123.60 : x
  2. Step 2: Convert to fraction form
    117,936,500.40/176,904,750.60 = 83,499,123.60/x
  3. Step 3: Cross multiply
    117,936,500.40x = 176,904,750.60 × 83,499,123.60
  4. Step 4: Simplify right side
    117,936,500.40x = 14,771,391,635,776,572
  5. Step 5: Solve for x
    x = 14,771,391,635,776,572/117,936,500.40
  6. Step 6: Final answer
    x = 125,248,685.40

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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.