Home / 100,408,007.90-150,633,007.05-32,257,588.70

Finding the Fourth Proportional to 100,408,007.90, 150,633,007.05 and 32,257,588.70

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Solution

The fourth proportional to 100,408,007.90, 150,633,007.05 and 32,257,588.70 is: 48,393,128.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,408,007.90 : 150,633,007.05 = 32,257,588.70 : x
  2. Step 2: Convert to fraction form
    100,408,007.90/150,633,007.05 = 32,257,588.70/x
  3. Step 3: Cross multiply
    100,408,007.90x = 150,633,007.05 × 32,257,588.70
  4. Step 4: Simplify right side
    100,408,007.90x = 4,859,057,586,063,101
  5. Step 5: Solve for x
    x = 4,859,057,586,063,101/100,408,007.90
  6. Step 6: Final answer
    x = 48,393,128.08

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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.