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Finding the Fourth Proportional to 244,965,697.80, 367,448,546.70 and 122,521,691.40

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Solution

The fourth proportional to 244,965,697.80, 367,448,546.70 and 122,521,691.40 is: 183,782,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,965,697.80 : 367,448,546.70 = 122,521,691.40 : x
  2. Step 2: Convert to fraction form
    244,965,697.80/367,448,546.70 = 122,521,691.40/x
  3. Step 3: Cross multiply
    244,965,697.80x = 367,448,546.70 × 122,521,691.40
  4. Step 4: Simplify right side
    244,965,697.80x = 45,020,417,444,155,888
  5. Step 5: Solve for x
    x = 45,020,417,444,155,888/244,965,697.80
  6. Step 6: Final answer
    x = 183,782,537.10

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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.