Home / 99,994,126.59-149,910,472.98-91,922,867.01

Finding the Fourth Proportional to 99,994,126.59, 149,910,472.98 and 91,922,867.01

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Solution

The fourth proportional to 99,994,126.59, 149,910,472.98 and 91,922,867.01 is: 137,810,098.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,994,126.59 : 149,910,472.98 = 91,922,867.01 : x
  2. Step 2: Convert to fraction form
    99,994,126.59/149,910,472.98 = 91,922,867.01/x
  3. Step 3: Cross multiply
    99,994,126.59x = 149,910,472.98 × 91,922,867.01
  4. Step 4: Simplify right side
    99,994,126.59x = 13,780,200,471,146,738
  5. Step 5: Solve for x
    x = 13,780,200,471,146,738/99,994,126.59
  6. Step 6: Final answer
    x = 137,810,098.86

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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.