Home / 104,391,564.50-156,607,511.01-39,690,338.88

Finding the Fourth Proportional to 104,391,564.50, 156,607,511.01 and 39,690,338.88

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Solution

The fourth proportional to 104,391,564.50, 156,607,511.01 and 39,690,338.88 is: 59,543,174.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,391,564.50 : 156,607,511.01 = 39,690,338.88 : x
  2. Step 2: Convert to fraction form
    104,391,564.50/156,607,511.01 = 39,690,338.88/x
  3. Step 3: Cross multiply
    104,391,564.50x = 156,607,511.01 × 39,690,338.88
  4. Step 4: Simplify right side
    104,391,564.50x = 6,215,805,183,802,127
  5. Step 5: Solve for x
    x = 6,215,805,183,802,127/104,391,564.50
  6. Step 6: Final answer
    x = 59,543,174.91

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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.