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Finding the Fourth Proportional to 65,367,097.60, 98,050,646.40 and 22,284,947.20

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Solution

The fourth proportional to 65,367,097.60, 98,050,646.40 and 22,284,947.20 is: 33,427,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,097.60 : 98,050,646.40 = 22,284,947.20 : x
  2. Step 2: Convert to fraction form
    65,367,097.60/98,050,646.40 = 22,284,947.20/x
  3. Step 3: Cross multiply
    65,367,097.60x = 98,050,646.40 × 22,284,947.20
  4. Step 4: Simplify right side
    65,367,097.60x = 2,185,053,477,949,870.25
  5. Step 5: Solve for x
    x = 2,185,053,477,949,870.25/65,367,097.60
  6. Step 6: Final answer
    x = 33,427,420.80

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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.