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Finding the Fourth Proportional to 26,882,712,139.80, 40,246,584,111.90 and 26,882,712,139.80

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Solution

The fourth proportional to 26,882,712,139.80, 40,246,584,111.90 and 26,882,712,139.80 is: 40,246,584,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,882,712,139.80 : 40,246,584,111.90 = 26,882,712,139.80 : x
  2. Step 2: Convert to fraction form
    26,882,712,139.80/40,246,584,111.90 = 26,882,712,139.80/x
  3. Step 3: Cross multiply
    26,882,712,139.80x = 40,246,584,111.90 × 26,882,712,139.80
  4. Step 4: Simplify right side
    26,882,712,139.80x = 1,081,937,335,290,455,916,544
  5. Step 5: Solve for x
    x = 1,081,937,335,290,455,916,544/26,882,712,139.80
  6. Step 6: Final answer
    x = 40,246,584,111.90

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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.