Home / 99,103,669.60-148,361,571.60-73,657,487.20

Finding the Fourth Proportional to 99,103,669.60, 148,361,571.60 and 73,657,487.20

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Solution

The fourth proportional to 99,103,669.60, 148,361,571.60 and 73,657,487.20 is: 110,267,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,103,669.60 : 148,361,571.60 = 73,657,487.20 : x
  2. Step 2: Convert to fraction form
    99,103,669.60/148,361,571.60 = 73,657,487.20/x
  3. Step 3: Cross multiply
    99,103,669.60x = 148,361,571.60 × 73,657,487.20
  4. Step 4: Simplify right side
    99,103,669.60x = 10,927,940,561,098,884
  5. Step 5: Solve for x
    x = 10,927,940,561,098,884/99,103,669.60
  6. Step 6: Final answer
    x = 110,267,769.15

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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.