Home / 157,712,606.20-236,568,909.30-111,796,103.80

Finding the Fourth Proportional to 157,712,606.20, 236,568,909.30 and 111,796,103.80

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Solution

The fourth proportional to 157,712,606.20, 236,568,909.30 and 111,796,103.80 is: 167,694,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,712,606.20 : 236,568,909.30 = 111,796,103.80 : x
  2. Step 2: Convert to fraction form
    157,712,606.20/236,568,909.30 = 111,796,103.80/x
  3. Step 3: Cross multiply
    157,712,606.20x = 236,568,909.30 × 111,796,103.80
  4. Step 4: Simplify right side
    157,712,606.20x = 26,447,482,339,955,584
  5. Step 5: Solve for x
    x = 26,447,482,339,955,584/157,712,606.20
  6. Step 6: Final answer
    x = 167,694,155.70

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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.