Home / 103,458,905.64-155,192,023.98-25,736,214.24

Finding the Fourth Proportional to 103,458,905.64, 155,192,023.98 and 25,736,214.24

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Solution

The fourth proportional to 103,458,905.64, 155,192,023.98 and 25,736,214.24 is: 38,605,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,458,905.64 : 155,192,023.98 = 25,736,214.24 : x
  2. Step 2: Convert to fraction form
    103,458,905.64/155,192,023.98 = 25,736,214.24/x
  3. Step 3: Cross multiply
    103,458,905.64x = 155,192,023.98 × 25,736,214.24
  4. Step 4: Simplify right side
    103,458,905.64x = 3,994,055,177,488,497
  5. Step 5: Solve for x
    x = 3,994,055,177,488,497/103,458,905.64
  6. Step 6: Final answer
    x = 38,605,233.19

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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.