Home / 103,674,412.33-155,511,618.49-62,992,603.78

Finding the Fourth Proportional to 103,674,412.33, 155,511,618.49 and 62,992,603.78

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Solution

The fourth proportional to 103,674,412.33, 155,511,618.49 and 62,992,603.78 is: 94,488,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,674,412.33 : 155,511,618.49 = 62,992,603.78 : x
  2. Step 2: Convert to fraction form
    103,674,412.33/155,511,618.49 = 62,992,603.78/x
  3. Step 3: Cross multiply
    103,674,412.33x = 155,511,618.49 × 62,992,603.78
  4. Step 4: Simplify right side
    103,674,412.33x = 9,796,081,766,727,092
  5. Step 5: Solve for x
    x = 9,796,081,766,727,092/103,674,412.33
  6. Step 6: Final answer
    x = 94,488,905.67

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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.