Home / 323,957,902.20-485,979,477.30-119,629,505.40

Finding the Fourth Proportional to 323,957,902.20, 485,979,477.30 and 119,629,505.40

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Solution

The fourth proportional to 323,957,902.20, 485,979,477.30 and 119,629,505.40 is: 179,459,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,957,902.20 : 485,979,477.30 = 119,629,505.40 : x
  2. Step 2: Convert to fraction form
    323,957,902.20/485,979,477.30 = 119,629,505.40/x
  3. Step 3: Cross multiply
    323,957,902.20x = 485,979,477.30 × 119,629,505.40
  4. Step 4: Simplify right side
    323,957,902.20x = 58,137,484,503,949,528
  5. Step 5: Solve for x
    x = 58,137,484,503,949,528/323,957,902.20
  6. Step 6: Final answer
    x = 179,459,998.07

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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.