Home / 65,216,856.20-97,825,284.30-64,209,086.60

Finding the Fourth Proportional to 65,216,856.20, 97,825,284.30 and 64,209,086.60

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Solution

The fourth proportional to 65,216,856.20, 97,825,284.30 and 64,209,086.60 is: 96,313,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,216,856.20 : 97,825,284.30 = 64,209,086.60 : x
  2. Step 2: Convert to fraction form
    65,216,856.20/97,825,284.30 = 64,209,086.60/x
  3. Step 3: Cross multiply
    65,216,856.20x = 97,825,284.30 × 64,209,086.60
  4. Step 4: Simplify right side
    65,216,856.20x = 6,281,272,151,288,320
  5. Step 5: Solve for x
    x = 6,281,272,151,288,320/65,216,856.20
  6. Step 6: Final answer
    x = 96,313,629.90

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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.