Home / 99,650,876.30-149,476,314.45-91,336,777.10

Finding the Fourth Proportional to 99,650,876.30, 149,476,314.45 and 91,336,777.10

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Solution

The fourth proportional to 99,650,876.30, 149,476,314.45 and 91,336,777.10 is: 137,005,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,650,876.30 : 149,476,314.45 = 91,336,777.10 : x
  2. Step 2: Convert to fraction form
    99,650,876.30/149,476,314.45 = 91,336,777.10/x
  3. Step 3: Cross multiply
    99,650,876.30x = 149,476,314.45 × 91,336,777.10
  4. Step 4: Simplify right side
    99,650,876.30x = 13,652,684,814,649,158
  5. Step 5: Solve for x
    x = 13,652,684,814,649,158/99,650,876.30
  6. Step 6: Final answer
    x = 137,005,165.65

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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.