Home / 99,408,583.80-149,024,229.30-38,810,215.80

Finding the Fourth Proportional to 99,408,583.80, 149,024,229.30 and 38,810,215.80

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Solution

The fourth proportional to 99,408,583.80, 149,024,229.30 and 38,810,215.80 is: 58,180,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,408,583.80 : 149,024,229.30 = 38,810,215.80 : x
  2. Step 2: Convert to fraction form
    99,408,583.80/149,024,229.30 = 38,810,215.80/x
  3. Step 3: Cross multiply
    99,408,583.80x = 149,024,229.30 × 38,810,215.80
  4. Step 4: Simplify right side
    99,408,583.80x = 5,783,662,498,561,683
  5. Step 5: Solve for x
    x = 5,783,662,498,561,683/99,408,583.80
  6. Step 6: Final answer
    x = 58,180,715.16

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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.