Home / 386,597,957.24-579,951,410.41-124,194,520.23

Finding the Fourth Proportional to 386,597,957.24, 579,951,410.41 and 124,194,520.23

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Solution

The fourth proportional to 386,597,957.24, 579,951,410.41 and 124,194,520.23 is: 186,309,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,597,957.24 : 579,951,410.41 = 124,194,520.23 : x
  2. Step 2: Convert to fraction form
    386,597,957.24/579,951,410.41 = 124,194,520.23/x
  3. Step 3: Cross multiply
    386,597,957.24x = 579,951,410.41 × 124,194,520.23
  4. Step 4: Simplify right side
    386,597,957.24x = 72,026,787,173,128,112
  5. Step 5: Solve for x
    x = 72,026,787,173,128,112/386,597,957.24
  6. Step 6: Final answer
    x = 186,309,280.29

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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.