Home / 139,188,022.08-208,964,500.39-93,335,066.74

Finding the Fourth Proportional to 139,188,022.08, 208,964,500.39 and 93,335,066.74

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Solution

The fourth proportional to 139,188,022.08, 208,964,500.39 and 93,335,066.74 is: 140,124,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,188,022.08 : 208,964,500.39 = 93,335,066.74 : x
  2. Step 2: Convert to fraction form
    139,188,022.08/208,964,500.39 = 93,335,066.74/x
  3. Step 3: Cross multiply
    139,188,022.08x = 208,964,500.39 × 93,335,066.74
  4. Step 4: Simplify right side
    139,188,022.08x = 19,503,715,590,191,404
  5. Step 5: Solve for x
    x = 19,503,715,590,191,404/139,188,022.08
  6. Step 6: Final answer
    x = 140,124,956.87

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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.