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Finding the Fourth Proportional to 99,550,276.80, 149,350,600.80 and 27,746,692.80

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Solution

The fourth proportional to 99,550,276.80, 149,350,600.80 and 27,746,692.80 is: 41,627,058.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,550,276.80 : 149,350,600.80 = 27,746,692.80 : x
  2. Step 2: Convert to fraction form
    99,550,276.80/149,350,600.80 = 27,746,692.80/x
  3. Step 3: Cross multiply
    99,550,276.80x = 149,350,600.80 × 27,746,692.80
  4. Step 4: Simplify right side
    99,550,276.80x = 4,143,985,239,893,034.50
  5. Step 5: Solve for x
    x = 4,143,985,239,893,034.50/99,550,276.80
  6. Step 6: Final answer
    x = 41,627,058.94

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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.