Home / 100,406,859.90-150,631,285.05-32,256,440.70

Finding the Fourth Proportional to 100,406,859.90, 150,631,285.05 and 32,256,440.70

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Solution

The fourth proportional to 100,406,859.90, 150,631,285.05 and 32,256,440.70 is: 48,391,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,406,859.90 : 150,631,285.05 = 32,256,440.70 : x
  2. Step 2: Convert to fraction form
    100,406,859.90/150,631,285.05 = 32,256,440.70/x
  3. Step 3: Cross multiply
    100,406,859.90x = 150,631,285.05 × 32,256,440.70
  4. Step 4: Simplify right side
    100,406,859.90x = 4,858,829,113,780,122
  5. Step 5: Solve for x
    x = 4,858,829,113,780,122/100,406,859.90
  6. Step 6: Final answer
    x = 48,391,405.91

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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.