Home / 60,402,302.20-90,497,165.10-49,560,905.80

Finding the Fourth Proportional to 60,402,302.20, 90,497,165.10 and 49,560,905.80

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Solution

The fourth proportional to 60,402,302.20, 90,497,165.10 and 49,560,905.80 is: 74,254,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,402,302.20 : 90,497,165.10 = 49,560,905.80 : x
  2. Step 2: Convert to fraction form
    60,402,302.20/90,497,165.10 = 49,560,905.80/x
  3. Step 3: Cross multiply
    60,402,302.20x = 90,497,165.10 × 49,560,905.80
  4. Step 4: Simplify right side
    60,402,302.20x = 4,485,121,474,688,147
  5. Step 5: Solve for x
    x = 4,485,121,474,688,147/60,402,302.20
  6. Step 6: Final answer
    x = 74,254,147.79

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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.