Home / 65,909,920.20-98,864,880.30-63,222,534.60

Finding the Fourth Proportional to 65,909,920.20, 98,864,880.30 and 63,222,534.60

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Solution

The fourth proportional to 65,909,920.20, 98,864,880.30 and 63,222,534.60 is: 94,833,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,909,920.20 : 98,864,880.30 = 63,222,534.60 : x
  2. Step 2: Convert to fraction form
    65,909,920.20/98,864,880.30 = 63,222,534.60/x
  3. Step 3: Cross multiply
    65,909,920.20x = 98,864,880.30 × 63,222,534.60
  4. Step 4: Simplify right side
    65,909,920.20x = 6,250,488,315,491,608
  5. Step 5: Solve for x
    x = 6,250,488,315,491,608/65,909,920.20
  6. Step 6: Final answer
    x = 94,833,801.90

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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.