Home / 133,059,513.20-199,589,269.80-60,311,145.20

Finding the Fourth Proportional to 133,059,513.20, 199,589,269.80 and 60,311,145.20

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Solution

The fourth proportional to 133,059,513.20, 199,589,269.80 and 60,311,145.20 is: 90,466,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,513.20 : 199,589,269.80 = 60,311,145.20 : x
  2. Step 2: Convert to fraction form
    133,059,513.20/199,589,269.80 = 60,311,145.20/x
  3. Step 3: Cross multiply
    133,059,513.20x = 199,589,269.80 × 60,311,145.20
  4. Step 4: Simplify right side
    133,059,513.20x = 12,037,457,431,269,776
  5. Step 5: Solve for x
    x = 12,037,457,431,269,776/133,059,513.20
  6. Step 6: Final answer
    x = 90,466,717.80

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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.