Home / 195,120,099.18-292,756,752.03-85,868,633.44

Finding the Fourth Proportional to 195,120,099.18, 292,756,752.03 and 85,868,633.44

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Solution

The fourth proportional to 195,120,099.18, 292,756,752.03 and 85,868,633.44 is: 128,836,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,120,099.18 : 292,756,752.03 = 85,868,633.44 : x
  2. Step 2: Convert to fraction form
    195,120,099.18/292,756,752.03 = 85,868,633.44/x
  3. Step 3: Cross multiply
    195,120,099.18x = 292,756,752.03 × 85,868,633.44
  4. Step 4: Simplify right side
    195,120,099.18x = 25,138,622,225,589,180
  5. Step 5: Solve for x
    x = 25,138,622,225,589,180/195,120,099.18
  6. Step 6: Final answer
    x = 128,836,661.79

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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.