Home / 440,366,947.35-660,550,421.03-181,448,892.15

Finding the Fourth Proportional to 440,366,947.35, 660,550,421.03 and 181,448,892.15

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Solution

The fourth proportional to 440,366,947.35, 660,550,421.03 and 181,448,892.15 is: 272,173,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,366,947.35 : 660,550,421.03 = 181,448,892.15 : x
  2. Step 2: Convert to fraction form
    440,366,947.35/660,550,421.03 = 181,448,892.15/x
  3. Step 3: Cross multiply
    440,366,947.35x = 660,550,421.03 × 181,448,892.15
  4. Step 4: Simplify right side
    440,366,947.35x = 119,856,142,104,202,320
  5. Step 5: Solve for x
    x = 119,856,142,104,202,320/440,366,947.35
  6. Step 6: Final answer
    x = 272,173,338.23

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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.