Home / 193,118,563.20-289,729,166.40-83,896,867.20

Finding the Fourth Proportional to 193,118,563.20, 289,729,166.40 and 83,896,867.20

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Solution

The fourth proportional to 193,118,563.20, 289,729,166.40 and 83,896,867.20 is: 125,867,596.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,118,563.20 : 289,729,166.40 = 83,896,867.20 : x
  2. Step 2: Convert to fraction form
    193,118,563.20/289,729,166.40 = 83,896,867.20/x
  3. Step 3: Cross multiply
    193,118,563.20x = 289,729,166.40 × 83,896,867.20
  4. Step 4: Simplify right side
    193,118,563.20x = 24,307,369,397,427,500
  5. Step 5: Solve for x
    x = 24,307,369,397,427,500/193,118,563.20
  6. Step 6: Final answer
    x = 125,867,596.54

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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.