Home / 99,652,025.20-149,478,037.80-83,496,218.80

Finding the Fourth Proportional to 99,652,025.20, 149,478,037.80 and 83,496,218.80

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Solution

The fourth proportional to 99,652,025.20, 149,478,037.80 and 83,496,218.80 is: 125,244,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,652,025.20 : 149,478,037.80 = 83,496,218.80 : x
  2. Step 2: Convert to fraction form
    99,652,025.20/149,478,037.80 = 83,496,218.80/x
  3. Step 3: Cross multiply
    99,652,025.20x = 149,478,037.80 × 83,496,218.80
  4. Step 4: Simplify right side
    99,652,025.20x = 12,480,850,949,943,472
  5. Step 5: Solve for x
    x = 12,480,850,949,943,472/99,652,025.20
  6. Step 6: Final answer
    x = 125,244,328.20

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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.