Home / 355,298,614.20-532,947,921.30-112,986,012.60

Finding the Fourth Proportional to 355,298,614.20, 532,947,921.30 and 112,986,012.60

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Solution

The fourth proportional to 355,298,614.20, 532,947,921.30 and 112,986,012.60 is: 169,479,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,298,614.20 : 532,947,921.30 = 112,986,012.60 : x
  2. Step 2: Convert to fraction form
    355,298,614.20/532,947,921.30 = 112,986,012.60/x
  3. Step 3: Cross multiply
    355,298,614.20x = 532,947,921.30 × 112,986,012.60
  4. Step 4: Simplify right side
    355,298,614.20x = 60,215,660,551,145,608
  5. Step 5: Solve for x
    x = 60,215,660,551,145,608/355,298,614.20
  6. Step 6: Final answer
    x = 169,479,018.90

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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.