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Finding the Fourth Proportional to 68,127,751.68, 102,153,818.88 and 22,664,728.32

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Solution

The fourth proportional to 68,127,751.68, 102,153,818.88 and 22,664,728.32 is: 33,984,514.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,127,751.68 : 102,153,818.88 = 22,664,728.32 : x
  2. Step 2: Convert to fraction form
    68,127,751.68/102,153,818.88 = 22,664,728.32/x
  3. Step 3: Cross multiply
    68,127,751.68x = 102,153,818.88 × 22,664,728.32
  4. Step 4: Simplify right side
    68,127,751.68x = 2,315,288,551,765,686.50
  5. Step 5: Solve for x
    x = 2,315,288,551,765,686.50/68,127,751.68
  6. Step 6: Final answer
    x = 33,984,514.31

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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.