Home / 139,068,268.20-208,602,402.30-36,848,082.60

Finding the Fourth Proportional to 139,068,268.20, 208,602,402.30 and 36,848,082.60

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Solution

The fourth proportional to 139,068,268.20, 208,602,402.30 and 36,848,082.60 is: 55,272,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,068,268.20 : 208,602,402.30 = 36,848,082.60 : x
  2. Step 2: Convert to fraction form
    139,068,268.20/208,602,402.30 = 36,848,082.60/x
  3. Step 3: Cross multiply
    139,068,268.20x = 208,602,402.30 × 36,848,082.60
  4. Step 4: Simplify right side
    139,068,268.20x = 7,686,598,550,508,831
  5. Step 5: Solve for x
    x = 7,686,598,550,508,831/139,068,268.20
  6. Step 6: Final answer
    x = 55,272,123.90

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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.