Home / 165,197,404.20-247,796,106.30-100,700,149.80

Finding the Fourth Proportional to 165,197,404.20, 247,796,106.30 and 100,700,149.80

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Solution

The fourth proportional to 165,197,404.20, 247,796,106.30 and 100,700,149.80 is: 151,050,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,197,404.20 : 247,796,106.30 = 100,700,149.80 : x
  2. Step 2: Convert to fraction form
    165,197,404.20/247,796,106.30 = 100,700,149.80/x
  3. Step 3: Cross multiply
    165,197,404.20x = 247,796,106.30 × 100,700,149.80
  4. Step 4: Simplify right side
    165,197,404.20x = 24,953,105,024,266,724
  5. Step 5: Solve for x
    x = 24,953,105,024,266,724/165,197,404.20
  6. Step 6: Final answer
    x = 151,050,224.70

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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.