Home / 88,780,011.10-133,028,299.05-74,324,815.90

Finding the Fourth Proportional to 88,780,011.10, 133,028,299.05 and 74,324,815.90

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Solution

The fourth proportional to 88,780,011.10, 133,028,299.05 and 74,324,815.90 is: 111,368,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,780,011.10 : 133,028,299.05 = 74,324,815.90 : x
  2. Step 2: Convert to fraction form
    88,780,011.10/133,028,299.05 = 74,324,815.90/x
  3. Step 3: Cross multiply
    88,780,011.10x = 133,028,299.05 × 74,324,815.90
  4. Step 4: Simplify right side
    88,780,011.10x = 9,887,303,836,381,396
  5. Step 5: Solve for x
    x = 9,887,303,836,381,396/88,780,011.10
  6. Step 6: Final answer
    x = 111,368,580.76

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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.