Home / 177,069,269.20-265,653,670.20-86,195,822.80

Finding the Fourth Proportional to 177,069,269.20, 265,653,670.20 and 86,195,822.80

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Solution

The fourth proportional to 177,069,269.20, 265,653,670.20 and 86,195,822.80 is: 129,317,960.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,069,269.20 : 265,653,670.20 = 86,195,822.80 : x
  2. Step 2: Convert to fraction form
    177,069,269.20/265,653,670.20 = 86,195,822.80/x
  3. Step 3: Cross multiply
    177,069,269.20x = 265,653,670.20 × 86,195,822.80
  4. Step 4: Simplify right side
    177,069,269.20x = 22,898,236,682,728,840
  5. Step 5: Solve for x
    x = 22,898,236,682,728,840/177,069,269.20
  6. Step 6: Final answer
    x = 129,317,960.06

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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.