Home / 177,156,006.20-265,734,009.30-99,353,043.80

Finding the Fourth Proportional to 177,156,006.20, 265,734,009.30 and 99,353,043.80

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Solution

The fourth proportional to 177,156,006.20, 265,734,009.30 and 99,353,043.80 is: 149,029,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156,006.20 : 265,734,009.30 = 99,353,043.80 : x
  2. Step 2: Convert to fraction form
    177,156,006.20/265,734,009.30 = 99,353,043.80/x
  3. Step 3: Cross multiply
    177,156,006.20x = 265,734,009.30 × 99,353,043.80
  4. Step 4: Simplify right side
    177,156,006.20x = 26,401,482,665,132,508
  5. Step 5: Solve for x
    x = 26,401,482,665,132,508/177,156,006.20
  6. Step 6: Final answer
    x = 149,029,565.70

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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.