Home / 146,782,031.20-220,173,046.80-44,545,904.80

Finding the Fourth Proportional to 146,782,031.20, 220,173,046.80 and 44,545,904.80

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Solution

The fourth proportional to 146,782,031.20, 220,173,046.80 and 44,545,904.80 is: 66,818,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,782,031.20 : 220,173,046.80 = 44,545,904.80 : x
  2. Step 2: Convert to fraction form
    146,782,031.20/220,173,046.80 = 44,545,904.80/x
  3. Step 3: Cross multiply
    146,782,031.20x = 220,173,046.80 × 44,545,904.80
  4. Step 4: Simplify right side
    146,782,031.20x = 9,807,807,582,278,744
  5. Step 5: Solve for x
    x = 9,807,807,582,278,744/146,782,031.20
  6. Step 6: Final answer
    x = 66,818,857.20

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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.