Home / 99,668,114.20-149,502,171.30-88,918,571.80

Finding the Fourth Proportional to 99,668,114.20, 149,502,171.30 and 88,918,571.80

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Solution

The fourth proportional to 99,668,114.20, 149,502,171.30 and 88,918,571.80 is: 133,377,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,668,114.20 : 149,502,171.30 = 88,918,571.80 : x
  2. Step 2: Convert to fraction form
    99,668,114.20/149,502,171.30 = 88,918,571.80/x
  3. Step 3: Cross multiply
    99,668,114.20x = 149,502,171.30 × 88,918,571.80
  4. Step 4: Simplify right side
    99,668,114.20x = 13,293,519,552,994,950
  5. Step 5: Solve for x
    x = 13,293,519,552,994,950/99,668,114.20
  6. Step 6: Final answer
    x = 133,377,857.70

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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.