Home / 239,677,221.36-359,198,005.38-123,087,867.96

Finding the Fourth Proportional to 239,677,221.36, 359,198,005.38 and 123,087,867.96

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Solution

The fourth proportional to 239,677,221.36, 359,198,005.38 and 123,087,867.96 is: 184,468,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,677,221.36 : 359,198,005.38 = 123,087,867.96 : x
  2. Step 2: Convert to fraction form
    239,677,221.36/359,198,005.38 = 123,087,867.96/x
  3. Step 3: Cross multiply
    239,677,221.36x = 359,198,005.38 × 123,087,867.96
  4. Step 4: Simplify right side
    239,677,221.36x = 44,212,916,657,708,808
  5. Step 5: Solve for x
    x = 44,212,916,657,708,808/239,677,221.36
  6. Step 6: Final answer
    x = 184,468,579.90

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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.