Home / 98,411,253.70-147,616,880.55-91,244,892.10

Finding the Fourth Proportional to 98,411,253.70, 147,616,880.55 and 91,244,892.10

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Solution

The fourth proportional to 98,411,253.70, 147,616,880.55 and 91,244,892.10 is: 136,867,338.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,411,253.70 : 147,616,880.55 = 91,244,892.10 : x
  2. Step 2: Convert to fraction form
    98,411,253.70/147,616,880.55 = 91,244,892.10/x
  3. Step 3: Cross multiply
    98,411,253.70x = 147,616,880.55 × 91,244,892.10
  4. Step 4: Simplify right side
    98,411,253.70x = 13,469,286,337,923,338
  5. Step 5: Solve for x
    x = 13,469,286,337,923,338/98,411,253.70
  6. Step 6: Final answer
    x = 136,867,338.15

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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.