Home / 132,867,125.60-199,300,688.40-111,368,040.80

Finding the Fourth Proportional to 132,867,125.60, 199,300,688.40 and 111,368,040.80

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Solution

The fourth proportional to 132,867,125.60, 199,300,688.40 and 111,368,040.80 is: 167,052,061.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,867,125.60 : 199,300,688.40 = 111,368,040.80 : x
  2. Step 2: Convert to fraction form
    132,867,125.60/199,300,688.40 = 111,368,040.80/x
  3. Step 3: Cross multiply
    132,867,125.60x = 199,300,688.40 × 111,368,040.80
  4. Step 4: Simplify right side
    132,867,125.60x = 22,195,727,197,199,288
  5. Step 5: Solve for x
    x = 22,195,727,197,199,288/132,867,125.60
  6. Step 6: Final answer
    x = 167,052,061.20

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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.