Home / 800,912,580,278.20-1,105,354,113,407.80-475,753,156,757.35

Finding the Fourth Proportional to 800,912,580,278.20, 1,105,354,113,407.80 and 475,753,156,757.35

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Solution

The fourth proportional to 800,912,580,278.20, 1,105,354,113,407.80 and 475,753,156,757.35 is: 656,595,640,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,912,580,278.20 : 1,105,354,113,407.80 = 475,753,156,757.35 : x
  2. Step 2: Convert to fraction form
    800,912,580,278.20/1,105,354,113,407.80 = 475,753,156,757.35/x
  3. Step 3: Cross multiply
    800,912,580,278.20x = 1,105,354,113,407.80 × 475,753,156,757.35
  4. Step 4: Simplify right side
    800,912,580,278.20x = 525,875,708,788,482,680,815,616
  5. Step 5: Solve for x
    x = 525,875,708,788,482,680,815,616/800,912,580,278.20
  6. Step 6: Final answer
    x = 656,595,640,695.04

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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.