Home / 99,274,327.20-148,925,487.60-31,109,911.20

Finding the Fourth Proportional to 99,274,327.20, 148,925,487.60 and 31,109,911.20

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Solution

The fourth proportional to 99,274,327.20, 148,925,487.60 and 31,109,911.20 is: 46,669,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274,327.20 : 148,925,487.60 = 31,109,911.20 : x
  2. Step 2: Convert to fraction form
    99,274,327.20/148,925,487.60 = 31,109,911.20/x
  3. Step 3: Cross multiply
    99,274,327.20x = 148,925,487.60 × 31,109,911.20
  4. Step 4: Simplify right side
    99,274,327.20x = 4,633,058,694,652,701
  5. Step 5: Solve for x
    x = 4,633,058,694,652,701/99,274,327.20
  6. Step 6: Final answer
    x = 46,669,253.02

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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.