Home / 908,102,104.62-1,253,180,863.08-490,414,353

Finding the Fourth Proportional to 908,102,104.62, 1,253,180,863.08 and 490,414,353

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Solution

The fourth proportional to 908,102,104.62, 1,253,180,863.08 and 490,414,353 is: 676,771,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,102,104.62 : 1,253,180,863.08 = 490,414,353 : x
  2. Step 2: Convert to fraction form
    908,102,104.62/1,253,180,863.08 = 490,414,353/x
  3. Step 3: Cross multiply
    908,102,104.62x = 1,253,180,863.08 × 490,414,353
  4. Step 4: Simplify right side
    908,102,104.62x = 614,577,882,159,359,744
  5. Step 5: Solve for x
    x = 614,577,882,159,359,744/908,102,104.62
  6. Step 6: Final answer
    x = 676,771,784.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.