Home / 101,820,639.60-140,517,109.71-60,006,469.68

Finding the Fourth Proportional to 101,820,639.60, 140,517,109.71 and 60,006,469.68

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Solution

The fourth proportional to 101,820,639.60, 140,517,109.71 and 60,006,469.68 is: 82,811,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,820,639.60 : 140,517,109.71 = 60,006,469.68 : x
  2. Step 2: Convert to fraction form
    101,820,639.60/140,517,109.71 = 60,006,469.68/x
  3. Step 3: Cross multiply
    101,820,639.60x = 140,517,109.71 × 60,006,469.68
  4. Step 4: Simplify right side
    101,820,639.60x = 8,431,935,683,334,349
  5. Step 5: Solve for x
    x = 8,431,935,683,334,349/101,820,639.60
  6. Step 6: Final answer
    x = 82,811,655.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.