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Finding the Fourth Proportional to 139,797,447.83, 209,696,165.67 and 132,807,026.75

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Solution

The fourth proportional to 139,797,447.83, 209,696,165.67 and 132,807,026.75 is: 199,210,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,797,447.83 : 209,696,165.67 = 132,807,026.75 : x
  2. Step 2: Convert to fraction form
    139,797,447.83/209,696,165.67 = 132,807,026.75/x
  3. Step 3: Cross multiply
    139,797,447.83x = 209,696,165.67 × 132,807,026.75
  4. Step 4: Simplify right side
    139,797,447.83x = 27,849,124,283,508,120
  5. Step 5: Solve for x
    x = 27,849,124,283,508,120/139,797,447.83
  6. Step 6: Final answer
    x = 199,210,534.35

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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.