Home / 139,954,985.79-209,931,731.15-36,324,115.44

Finding the Fourth Proportional to 139,954,985.79, 209,931,731.15 and 36,324,115.44

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Solution

The fourth proportional to 139,954,985.79, 209,931,731.15 and 36,324,115.44 is: 54,485,979.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,954,985.79 : 209,931,731.15 = 36,324,115.44 : x
  2. Step 2: Convert to fraction form
    139,954,985.79/209,931,731.15 = 36,324,115.44/x
  3. Step 3: Cross multiply
    139,954,985.79x = 209,931,731.15 × 36,324,115.44
  4. Step 4: Simplify right side
    139,954,985.79x = 7,625,584,436,630,023
  5. Step 5: Solve for x
    x = 7,625,584,436,630,023/139,954,985.79
  6. Step 6: Final answer
    x = 54,485,979.14

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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.