Home / 99,466,468.20-149,270,561.10-41,999,981.40

Finding the Fourth Proportional to 99,466,468.20, 149,270,561.10 and 41,999,981.40

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Solution

The fourth proportional to 99,466,468.20, 149,270,561.10 and 41,999,981.40 is: 63,029,892.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,466,468.20 : 149,270,561.10 = 41,999,981.40 : x
  2. Step 2: Convert to fraction form
    99,466,468.20/149,270,561.10 = 41,999,981.40/x
  3. Step 3: Cross multiply
    99,466,468.20x = 149,270,561.10 × 41,999,981.40
  4. Step 4: Simplify right side
    99,466,468.20x = 6,269,360,789,767,563
  5. Step 5: Solve for x
    x = 6,269,360,789,767,563/99,466,468.20
  6. Step 6: Final answer
    x = 63,029,892.42

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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.