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Finding the Fourth Proportional to 65,552,920.20, 98,329,380.30 and 22,407,784.20

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Solution

The fourth proportional to 65,552,920.20, 98,329,380.30 and 22,407,784.20 is: 33,611,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552,920.20 : 98,329,380.30 = 22,407,784.20 : x
  2. Step 2: Convert to fraction form
    65,552,920.20/98,329,380.30 = 22,407,784.20/x
  3. Step 3: Cross multiply
    65,552,920.20x = 98,329,380.30 × 22,407,784.20
  4. Step 4: Simplify right side
    65,552,920.20x = 2,203,343,534,282,131
  5. Step 5: Solve for x
    x = 2,203,343,534,282,131/65,552,920.20
  6. Step 6: Final answer
    x = 33,611,676.30

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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.