Home / 708,286,375.14-1,061,006,719.38-352,689,355.15

Finding the Fourth Proportional to 708,286,375.14, 1,061,006,719.38 and 352,689,355.15

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Solution

The fourth proportional to 708,286,375.14, 1,061,006,719.38 and 352,689,355.15 is: 528,325,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,286,375.14 : 1,061,006,719.38 = 352,689,355.15 : x
  2. Step 2: Convert to fraction form
    708,286,375.14/1,061,006,719.38 = 352,689,355.15/x
  3. Step 3: Cross multiply
    708,286,375.14x = 1,061,006,719.38 × 352,689,355.15
  4. Step 4: Simplify right side
    708,286,375.14x = 374,205,775,667,949,184
  5. Step 5: Solve for x
    x = 374,205,775,667,949,184/708,286,375.14
  6. Step 6: Final answer
    x = 528,325,531.60

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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.