Home / 800,912,580,274.95-1,105,354,113,403.30-475,753,156,754.18

Finding the Fourth Proportional to 800,912,580,274.95, 1,105,354,113,403.30 and 475,753,156,754.18

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Solution

The fourth proportional to 800,912,580,274.95, 1,105,354,113,403.30 and 475,753,156,754.18 is: 656,595,640,690.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,912,580,274.95 : 1,105,354,113,403.30 = 475,753,156,754.18 : x
  2. Step 2: Convert to fraction form
    800,912,580,274.95/1,105,354,113,403.30 = 475,753,156,754.18/x
  3. Step 3: Cross multiply
    800,912,580,274.95x = 1,105,354,113,403.30 × 475,753,156,754.18
  4. Step 4: Simplify right side
    800,912,580,274.95x = 525,875,708,782,837,885,829,120
  5. Step 5: Solve for x
    x = 525,875,708,782,837,885,829,120/800,912,580,274.95
  6. Step 6: Final answer
    x = 656,595,640,690.66

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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.