Home / 99,646,453.20-149,469,679.80-58,663,822.80

Finding the Fourth Proportional to 99,646,453.20, 149,469,679.80 and 58,663,822.80

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Solution

The fourth proportional to 99,646,453.20, 149,469,679.80 and 58,663,822.80 is: 87,995,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,453.20 : 149,469,679.80 = 58,663,822.80 : x
  2. Step 2: Convert to fraction form
    99,646,453.20/149,469,679.80 = 58,663,822.80/x
  3. Step 3: Cross multiply
    99,646,453.20x = 149,469,679.80 × 58,663,822.80
  4. Step 4: Simplify right side
    99,646,453.20x = 8,768,462,809,759,940
  5. Step 5: Solve for x
    x = 8,768,462,809,759,940/99,646,453.20
  6. Step 6: Final answer
    x = 87,995,734.20

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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.