Home / 950,768,486.12-1,312,035,194.38-548,868,671.12

Finding the Fourth Proportional to 950,768,486.12, 1,312,035,194.38 and 548,868,671.12

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Solution

The fourth proportional to 950,768,486.12, 1,312,035,194.38 and 548,868,671.12 is: 757,424,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,768,486.12 : 1,312,035,194.38 = 548,868,671.12 : x
  2. Step 2: Convert to fraction form
    950,768,486.12/1,312,035,194.38 = 548,868,671.12/x
  3. Step 3: Cross multiply
    950,768,486.12x = 1,312,035,194.38 × 548,868,671.12
  4. Step 4: Simplify right side
    950,768,486.12x = 720,135,013,600,649,344
  5. Step 5: Solve for x
    x = 720,135,013,600,649,344/950,768,486.12
  6. Step 6: Final answer
    x = 757,424,151.21

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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.