Home / 68,086,668,001.20-102,130,002,001.80-41,965,279,969.20

Finding the Fourth Proportional to 68,086,668,001.20, 102,130,002,001.80 and 41,965,279,969.20

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Solution

The fourth proportional to 68,086,668,001.20, 102,130,002,001.80 and 41,965,279,969.20 is: 62,947,919,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,086,668,001.20 : 102,130,002,001.80 = 41,965,279,969.20 : x
  2. Step 2: Convert to fraction form
    68,086,668,001.20/102,130,002,001.80 = 41,965,279,969.20/x
  3. Step 3: Cross multiply
    68,086,668,001.20x = 102,130,002,001.80 × 41,965,279,969.20
  4. Step 4: Simplify right side
    68,086,668,001.20x = 4,285,914,127,260,493,283,328
  5. Step 5: Solve for x
    x = 4,285,914,127,260,493,283,328/68,086,668,001.20
  6. Step 6: Final answer
    x = 62,947,919,953.80

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Double scale
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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.