Home / 100,949,839.32-151,450,269.68-28,166,576.83

Finding the Fourth Proportional to 100,949,839.32, 151,450,269.68 and 28,166,576.83

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Solution

The fourth proportional to 100,949,839.32, 151,450,269.68 and 28,166,576.83 is: 42,256,983.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,949,839.32 : 151,450,269.68 = 28,166,576.83 : x
  2. Step 2: Convert to fraction form
    100,949,839.32/151,450,269.68 = 28,166,576.83/x
  3. Step 3: Cross multiply
    100,949,839.32x = 151,450,269.68 × 28,166,576.83
  4. Step 4: Simplify right side
    100,949,839.32x = 4,265,835,656,557,730.50
  5. Step 5: Solve for x
    x = 4,265,835,656,557,730.50/100,949,839.32
  6. Step 6: Final answer
    x = 42,256,983.12

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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.