Home / 177,144,006.20-265,716,009.30-131,794,374.20

Finding the Fourth Proportional to 177,144,006.20, 265,716,009.30 and 131,794,374.20

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Solution

The fourth proportional to 177,144,006.20, 265,716,009.30 and 131,794,374.20 is: 197,691,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,144,006.20 : 265,716,009.30 = 131,794,374.20 : x
  2. Step 2: Convert to fraction form
    177,144,006.20/265,716,009.30 = 131,794,374.20/x
  3. Step 3: Cross multiply
    177,144,006.20x = 265,716,009.30 × 131,794,374.20
  4. Step 4: Simplify right side
    177,144,006.20x = 35,019,875,160,614,884
  5. Step 5: Solve for x
    x = 35,019,875,160,614,884/177,144,006.20
  6. Step 6: Final answer
    x = 197,691,561.30

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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.