Home / 177,069,289.20-265,653,700.20-86,195,842.80

Finding the Fourth Proportional to 177,069,289.20, 265,653,700.20 and 86,195,842.80

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Solution

The fourth proportional to 177,069,289.20, 265,653,700.20 and 86,195,842.80 is: 129,317,990.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,069,289.20 : 265,653,700.20 = 86,195,842.80 : x
  2. Step 2: Convert to fraction form
    177,069,289.20/265,653,700.20 = 86,195,842.80/x
  3. Step 3: Cross multiply
    177,069,289.20x = 265,653,700.20 × 86,195,842.80
  4. Step 4: Simplify right side
    177,069,289.20x = 22,898,244,581,677,528
  5. Step 5: Solve for x
    x = 22,898,244,581,677,528/177,069,289.20
  6. Step 6: Final answer
    x = 129,317,990.07

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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.