Home / 88,068,011.80-132,102,017.70-74,463,122.20

Finding the Fourth Proportional to 88,068,011.80, 132,102,017.70 and 74,463,122.20

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Solution

The fourth proportional to 88,068,011.80, 132,102,017.70 and 74,463,122.20 is: 111,694,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,068,011.80 : 132,102,017.70 = 74,463,122.20 : x
  2. Step 2: Convert to fraction form
    88,068,011.80/132,102,017.70 = 74,463,122.20/x
  3. Step 3: Cross multiply
    88,068,011.80x = 132,102,017.70 × 74,463,122.20
  4. Step 4: Simplify right side
    88,068,011.80x = 9,836,728,686,861,664
  5. Step 5: Solve for x
    x = 9,836,728,686,861,664/88,068,011.80
  6. Step 6: Final answer
    x = 111,694,683.30

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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.