Home / 65,483,913.60-98,225,870.40-60,193,123.20

Finding the Fourth Proportional to 65,483,913.60, 98,225,870.40 and 60,193,123.20

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Solution

The fourth proportional to 65,483,913.60, 98,225,870.40 and 60,193,123.20 is: 90,289,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,483,913.60 : 98,225,870.40 = 60,193,123.20 : x
  2. Step 2: Convert to fraction form
    65,483,913.60/98,225,870.40 = 60,193,123.20/x
  3. Step 3: Cross multiply
    65,483,913.60x = 98,225,870.40 × 60,193,123.20
  4. Step 4: Simplify right side
    65,483,913.60x = 5,912,521,918,414,434
  5. Step 5: Solve for x
    x = 5,912,521,918,414,434/65,483,913.60
  6. Step 6: Final answer
    x = 90,289,684.80

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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.