Home / 800,912,580,173.12-1,105,354,113,262.50-475,753,156,652.40

Finding the Fourth Proportional to 800,912,580,173.12, 1,105,354,113,262.50 and 475,753,156,652.40

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Solution

The fourth proportional to 800,912,580,173.12, 1,105,354,113,262.50 and 475,753,156,652.40 is: 656,595,640,550.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,912,580,173.12 : 1,105,354,113,262.50 = 475,753,156,652.40 : x
  2. Step 2: Convert to fraction form
    800,912,580,173.12/1,105,354,113,262.50 = 475,753,156,652.40/x
  3. Step 3: Cross multiply
    800,912,580,173.12x = 1,105,354,113,262.50 × 475,753,156,652.40
  4. Step 4: Simplify right side
    800,912,580,173.12x = 525,875,708,603,348,853,719,040
  5. Step 5: Solve for x
    x = 525,875,708,603,348,853,719,040/800,912,580,173.12
  6. Step 6: Final answer
    x = 656,595,640,550.03

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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.