Home / 97,856,787.72-135,042,900.92-57,624,538.89

Finding the Fourth Proportional to 97,856,787.72, 135,042,900.92 and 57,624,538.89

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Solution

The fourth proportional to 97,856,787.72, 135,042,900.92 and 57,624,538.89 is: 79,522,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,856,787.72 : 135,042,900.92 = 57,624,538.89 : x
  2. Step 2: Convert to fraction form
    97,856,787.72/135,042,900.92 = 57,624,538.89/x
  3. Step 3: Cross multiply
    97,856,787.72x = 135,042,900.92 × 57,624,538.89
  4. Step 4: Simplify right side
    97,856,787.72x = 7,781,784,896,317,336
  5. Step 5: Solve for x
    x = 7,781,784,896,317,336/97,856,787.72
  6. Step 6: Final answer
    x = 79,522,178.05

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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.