Home / 65,584,151.20-98,376,226.80-20,148,205.60

Finding the Fourth Proportional to 65,584,151.20, 98,376,226.80 and 20,148,205.60

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Solution

The fourth proportional to 65,584,151.20, 98,376,226.80 and 20,148,205.60 is: 30,222,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,584,151.20 : 98,376,226.80 = 20,148,205.60 : x
  2. Step 2: Convert to fraction form
    65,584,151.20/98,376,226.80 = 20,148,205.60/x
  3. Step 3: Cross multiply
    65,584,151.20x = 98,376,226.80 × 20,148,205.60
  4. Step 4: Simplify right side
    65,584,151.20x = 1,982,104,443,718,630.25
  5. Step 5: Solve for x
    x = 1,982,104,443,718,630.25/65,584,151.20
  6. Step 6: Final answer
    x = 30,222,308.40

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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.