Home / 252,745,712.10-379,118,568.15-123,436,275.30

Finding the Fourth Proportional to 252,745,712.10, 379,118,568.15 and 123,436,275.30

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Solution

The fourth proportional to 252,745,712.10, 379,118,568.15 and 123,436,275.30 is: 185,154,412.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,745,712.10 : 379,118,568.15 = 123,436,275.30 : x
  2. Step 2: Convert to fraction form
    252,745,712.10/379,118,568.15 = 123,436,275.30/x
  3. Step 3: Cross multiply
    252,745,712.10x = 379,118,568.15 × 123,436,275.30
  4. Step 4: Simplify right side
    252,745,712.10x = 46,796,983,949,505,208
  5. Step 5: Solve for x
    x = 46,796,983,949,505,208/252,745,712.10
  6. Step 6: Final answer
    x = 185,154,412.95

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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.