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Finding the Fourth Proportional to 468,925,105.01, 703,318,469.05 and 136,842,950.52

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Solution

The fourth proportional to 468,925,105.01, 703,318,469.05 and 136,842,950.52 is: 205,244,235.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,925,105.01 : 703,318,469.05 = 136,842,950.52 : x
  2. Step 2: Convert to fraction form
    468,925,105.01/703,318,469.05 = 136,842,950.52/x
  3. Step 3: Cross multiply
    468,925,105.01x = 703,318,469.05 × 136,842,950.52
  4. Step 4: Simplify right side
    468,925,105.01x = 96,244,174,460,011,296
  5. Step 5: Solve for x
    x = 96,244,174,460,011,296/468,925,105.01
  6. Step 6: Final answer
    x = 205,244,235.02

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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.