Home / 80,842,682.60-121,279,770.30-23,336,829.80

Finding the Fourth Proportional to 80,842,682.60, 121,279,770.30 and 23,336,829.80

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Solution

The fourth proportional to 80,842,682.60, 121,279,770.30 and 23,336,829.80 is: 35,009,790.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,842,682.60 : 121,279,770.30 = 23,336,829.80 : x
  2. Step 2: Convert to fraction form
    80,842,682.60/121,279,770.30 = 23,336,829.80/x
  3. Step 3: Cross multiply
    80,842,682.60x = 121,279,770.30 × 23,336,829.80
  4. Step 4: Simplify right side
    80,842,682.60x = 2,830,285,357,674,195
  5. Step 5: Solve for x
    x = 2,830,285,357,674,195/80,842,682.60
  6. Step 6: Final answer
    x = 35,009,790.21

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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.