Home / 80,888,980.23-121,333,470.35-32,374,321.83

Finding the Fourth Proportional to 80,888,980.23, 121,333,470.35 and 32,374,321.83

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Solution

The fourth proportional to 80,888,980.23, 121,333,470.35 and 32,374,321.83 is: 48,561,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,888,980.23 : 121,333,470.35 = 32,374,321.83 : x
  2. Step 2: Convert to fraction form
    80,888,980.23/121,333,470.35 = 32,374,321.83/x
  3. Step 3: Cross multiply
    80,888,980.23x = 121,333,470.35 × 32,374,321.83
  4. Step 4: Simplify right side
    80,888,980.23x = 3,928,088,817,861,662.50
  5. Step 5: Solve for x
    x = 3,928,088,817,861,662.50/80,888,980.23
  6. Step 6: Final answer
    x = 48,561,482.75

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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.