Home / 800,912,580,186.45-1,105,354,113,280.90-475,753,156,665.72

Finding the Fourth Proportional to 800,912,580,186.45, 1,105,354,113,280.90 and 475,753,156,665.72

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Solution

The fourth proportional to 800,912,580,186.45, 1,105,354,113,280.90 and 475,753,156,665.72 is: 656,595,640,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,912,580,186.45 : 1,105,354,113,280.90 = 475,753,156,665.72 : x
  2. Step 2: Convert to fraction form
    800,912,580,186.45/1,105,354,113,280.90 = 475,753,156,665.72/x
  3. Step 3: Cross multiply
    800,912,580,186.45x = 1,105,354,113,280.90 × 475,753,156,665.72
  4. Step 4: Simplify right side
    800,912,580,186.45x = 525,875,708,626,825,950,265,344
  5. Step 5: Solve for x
    x = 525,875,708,626,825,950,265,344/800,912,580,186.45
  6. Step 6: Final answer
    x = 656,595,640,568.42

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Double scale
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1.5x scale

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.