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Finding the Fourth Proportional to 67,362,964.80, 101,044,447.20 and 41,853,796.80

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Solution

The fourth proportional to 67,362,964.80, 101,044,447.20 and 41,853,796.80 is: 62,780,695.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,362,964.80 : 101,044,447.20 = 41,853,796.80 : x
  2. Step 2: Convert to fraction form
    67,362,964.80/101,044,447.20 = 41,853,796.80/x
  3. Step 3: Cross multiply
    67,362,964.80x = 101,044,447.20 × 41,853,796.80
  4. Step 4: Simplify right side
    67,362,964.80x = 4,229,093,760,877,129
  5. Step 5: Solve for x
    x = 4,229,093,760,877,129/67,362,964.80
  6. Step 6: Final answer
    x = 62,780,695.20

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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.