Home / 57,760,128,137.80-86,640,192,206.70-49,770,656,720.20

Finding the Fourth Proportional to 57,760,128,137.80, 86,640,192,206.70 and 49,770,656,720.20

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Solution

The fourth proportional to 57,760,128,137.80, 86,640,192,206.70 and 49,770,656,720.20 is: 74,655,985,080.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,760,128,137.80 : 86,640,192,206.70 = 49,770,656,720.20 : x
  2. Step 2: Convert to fraction form
    57,760,128,137.80/86,640,192,206.70 = 49,770,656,720.20/x
  3. Step 3: Cross multiply
    57,760,128,137.80x = 86,640,192,206.70 × 49,770,656,720.20
  4. Step 4: Simplify right side
    57,760,128,137.80x = 4,312,139,264,491,812,552,704
  5. Step 5: Solve for x
    x = 4,312,139,264,491,812,552,704/57,760,128,137.80
  6. Step 6: Final answer
    x = 74,655,985,080.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.