Home / 147,279,518-220,883,842.20-45,044,441.36

Finding the Fourth Proportional to 147,279,518, 220,883,842.20 and 45,044,441.36

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Solution

The fourth proportional to 147,279,518, 220,883,842.20 and 45,044,441.36 is: 67,555,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,279,518 : 220,883,842.20 = 45,044,441.36 : x
  2. Step 2: Convert to fraction form
    147,279,518/220,883,842.20 = 45,044,441.36/x
  3. Step 3: Cross multiply
    147,279,518x = 220,883,842.20 × 45,044,441.36
  4. Step 4: Simplify right side
    147,279,518x = 9,949,589,277,349,392
  5. Step 5: Solve for x
    x = 9,949,589,277,349,392/147,279,518
  6. Step 6: Final answer
    x = 67,555,824.55

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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.