Home / 440,401,550.40-660,581,330.40-149,240,116.80

Finding the Fourth Proportional to 440,401,550.40, 660,581,330.40 and 149,240,116.80

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Solution

The fourth proportional to 440,401,550.40, 660,581,330.40 and 149,240,116.80 is: 223,853,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,401,550.40 : 660,581,330.40 = 149,240,116.80 : x
  2. Step 2: Convert to fraction form
    440,401,550.40/660,581,330.40 = 149,240,116.80/x
  3. Step 3: Cross multiply
    440,401,550.40x = 660,581,330.40 × 149,240,116.80
  4. Step 4: Simplify right side
    440,401,550.40x = 98,585,234,904,795,392
  5. Step 5: Solve for x
    x = 98,585,234,904,795,392/440,401,550.40
  6. Step 6: Final answer
    x = 223,853,060.50

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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.