Home / 264,484,808.20-396,727,212.30-261,933,891.40

Finding the Fourth Proportional to 264,484,808.20, 396,727,212.30 and 261,933,891.40

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Solution

The fourth proportional to 264,484,808.20, 396,727,212.30 and 261,933,891.40 is: 392,900,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,484,808.20 : 396,727,212.30 = 261,933,891.40 : x
  2. Step 2: Convert to fraction form
    264,484,808.20/396,727,212.30 = 261,933,891.40/x
  3. Step 3: Cross multiply
    264,484,808.20x = 396,727,212.30 × 261,933,891.40
  4. Step 4: Simplify right side
    264,484,808.20x = 103,916,302,542,012,944
  5. Step 5: Solve for x
    x = 103,916,302,542,012,944/264,484,808.20
  6. Step 6: Final answer
    x = 392,900,837.10

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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.