Home / 98,174,905.43-135,482,286.08-54,123,485.94

Finding the Fourth Proportional to 98,174,905.43, 135,482,286.08 and 54,123,485.94

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Solution

The fourth proportional to 98,174,905.43, 135,482,286.08 and 54,123,485.94 is: 74,690,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,174,905.43 : 135,482,286.08 = 54,123,485.94 : x
  2. Step 2: Convert to fraction form
    98,174,905.43/135,482,286.08 = 54,123,485.94/x
  3. Step 3: Cross multiply
    98,174,905.43x = 135,482,286.08 × 54,123,485.94
  4. Step 4: Simplify right side
    98,174,905.43x = 7,332,773,605,905,247
  5. Step 5: Solve for x
    x = 7,332,773,605,905,247/98,174,905.43
  6. Step 6: Final answer
    x = 74,690,915.91

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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.