Home / 99,851,247.70-149,793,460.35-39,268,950.10

Finding the Fourth Proportional to 99,851,247.70, 149,793,460.35 and 39,268,950.10

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Solution

The fourth proportional to 99,851,247.70, 149,793,460.35 and 39,268,950.10 is: 58,909,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,851,247.70 : 149,793,460.35 = 39,268,950.10 : x
  2. Step 2: Convert to fraction form
    99,851,247.70/149,793,460.35 = 39,268,950.10/x
  3. Step 3: Cross multiply
    99,851,247.70x = 149,793,460.35 × 39,268,950.10
  4. Step 4: Simplify right side
    99,851,247.70x = 5,882,231,919,790,479
  5. Step 5: Solve for x
    x = 5,882,231,919,790,479/99,851,247.70
  6. Step 6: Final answer
    x = 58,909,949.10

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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.