Home / 177,154,606.20-265,731,909.30-131,238,103.80

Finding the Fourth Proportional to 177,154,606.20, 265,731,909.30 and 131,238,103.80

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Solution

The fourth proportional to 177,154,606.20, 265,731,909.30 and 131,238,103.80 is: 196,857,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,154,606.20 : 265,731,909.30 = 131,238,103.80 : x
  2. Step 2: Convert to fraction form
    177,154,606.20/265,731,909.30 = 131,238,103.80/x
  3. Step 3: Cross multiply
    177,154,606.20x = 265,731,909.30 × 131,238,103.80
  4. Step 4: Simplify right side
    177,154,606.20x = 34,874,151,895,685,588
  5. Step 5: Solve for x
    x = 34,874,151,895,685,588/177,154,606.20
  6. Step 6: Final answer
    x = 196,857,155.70

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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.