Home / 98,174,905.93-135,482,286.78-54,123,486.44

Finding the Fourth Proportional to 98,174,905.93, 135,482,286.78 and 54,123,486.44

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Solution

The fourth proportional to 98,174,905.93, 135,482,286.78 and 54,123,486.44 is: 74,690,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,174,905.93 : 135,482,286.78 = 54,123,486.44 : x
  2. Step 2: Convert to fraction form
    98,174,905.93/135,482,286.78 = 54,123,486.44/x
  3. Step 3: Cross multiply
    98,174,905.93x = 135,482,286.78 × 54,123,486.44
  4. Step 4: Simplify right side
    98,174,905.93x = 7,332,773,711,126,904
  5. Step 5: Solve for x
    x = 7,332,773,711,126,904/98,174,905.93
  6. Step 6: Final answer
    x = 74,690,916.60

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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.