Home / 988,189,715.68-1,482,295,203.96-298,102,951.60

Finding the Fourth Proportional to 988,189,715.68, 1,482,295,203.96 and 298,102,951.60

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Solution

The fourth proportional to 988,189,715.68, 1,482,295,203.96 and 298,102,951.60 is: 447,157,634.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,189,715.68 : 1,482,295,203.96 = 298,102,951.60 : x
  2. Step 2: Convert to fraction form
    988,189,715.68/1,482,295,203.96 = 298,102,951.60/x
  3. Step 3: Cross multiply
    988,189,715.68x = 1,482,295,203.96 × 298,102,951.60
  4. Step 4: Simplify right side
    988,189,715.68x = 441,876,575,435,588,608
  5. Step 5: Solve for x
    x = 441,876,575,435,588,608/988,189,715.68
  6. Step 6: Final answer
    x = 447,157,634.23

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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.