Home / 99,074,016.60-148,611,024.90-91,899,563.10

Finding the Fourth Proportional to 99,074,016.60, 148,611,024.90 and 91,899,563.10

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Solution

The fourth proportional to 99,074,016.60, 148,611,024.90 and 91,899,563.10 is: 137,849,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,074,016.60 : 148,611,024.90 = 91,899,563.10 : x
  2. Step 2: Convert to fraction form
    99,074,016.60/148,611,024.90 = 91,899,563.10/x
  3. Step 3: Cross multiply
    99,074,016.60x = 148,611,024.90 × 91,899,563.10
  4. Step 4: Simplify right side
    99,074,016.60x = 13,657,288,260,153,220
  5. Step 5: Solve for x
    x = 13,657,288,260,153,220/99,074,016.60
  6. Step 6: Final answer
    x = 137,849,344.65

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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.