Home / 177,156,429.20-265,734,643.80-131,239,926.80

Finding the Fourth Proportional to 177,156,429.20, 265,734,643.80 and 131,239,926.80

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Solution

The fourth proportional to 177,156,429.20, 265,734,643.80 and 131,239,926.80 is: 196,859,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156,429.20 : 265,734,643.80 = 131,239,926.80 : x
  2. Step 2: Convert to fraction form
    177,156,429.20/265,734,643.80 = 131,239,926.80/x
  3. Step 3: Cross multiply
    177,156,429.20x = 265,734,643.80 × 131,239,926.80
  4. Step 4: Simplify right side
    177,156,429.20x = 34,874,995,200,536,076
  5. Step 5: Solve for x
    x = 34,874,995,200,536,076/177,156,429.20
  6. Step 6: Final answer
    x = 196,859,890.20

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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.