Home / 157,446,205.20-236,169,307.80-100,192,294.80

Finding the Fourth Proportional to 157,446,205.20, 236,169,307.80 and 100,192,294.80

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Solution

The fourth proportional to 157,446,205.20, 236,169,307.80 and 100,192,294.80 is: 150,288,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,446,205.20 : 236,169,307.80 = 100,192,294.80 : x
  2. Step 2: Convert to fraction form
    157,446,205.20/236,169,307.80 = 100,192,294.80/x
  3. Step 3: Cross multiply
    157,446,205.20x = 236,169,307.80 × 100,192,294.80
  4. Step 4: Simplify right side
    157,446,205.20x = 23,662,344,909,809,540
  5. Step 5: Solve for x
    x = 23,662,344,909,809,540/157,446,205.20
  6. Step 6: Final answer
    x = 150,288,442.20

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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.