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Finding the Fourth Proportional to 86,273,159,309.20, 129,216,247,200.60 and 86,273,159,309.20

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Solution

The fourth proportional to 86,273,159,309.20, 129,216,247,200.60 and 86,273,159,309.20 is: 129,216,247,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,273,159,309.20 : 129,216,247,200.60 = 86,273,159,309.20 : x
  2. Step 2: Convert to fraction form
    86,273,159,309.20/129,216,247,200.60 = 86,273,159,309.20/x
  3. Step 3: Cross multiply
    86,273,159,309.20x = 129,216,247,200.60 × 86,273,159,309.20
  4. Step 4: Simplify right side
    86,273,159,309.20x = 11,147,893,880,074,331,488,256
  5. Step 5: Solve for x
    x = 11,147,893,880,074,331,488,256/86,273,159,309.20
  6. Step 6: Final answer
    x = 129,216,247,200.60

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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.