Home / 1,135,281,229.20-1,702,921,843.80-306,233,269.20

Finding the Fourth Proportional to 1,135,281,229.20, 1,702,921,843.80 and 306,233,269.20

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Solution

The fourth proportional to 1,135,281,229.20, 1,702,921,843.80 and 306,233,269.20 is: 459,349,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,281,229.20 : 1,702,921,843.80 = 306,233,269.20 : x
  2. Step 2: Convert to fraction form
    1,135,281,229.20/1,702,921,843.80 = 306,233,269.20/x
  3. Step 3: Cross multiply
    1,135,281,229.20x = 1,702,921,843.80 × 306,233,269.20
  4. Step 4: Simplify right side
    1,135,281,229.20x = 521,491,323,418,965,696
  5. Step 5: Solve for x
    x = 521,491,323,418,965,696/1,135,281,229.20
  6. Step 6: Final answer
    x = 459,349,903.80

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1.5x scale

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.