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Finding the Fourth Proportional to 115,666,278,800.40, 173,499,418,200.60 and 115,666,278,800.40

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Solution

The fourth proportional to 115,666,278,800.40, 173,499,418,200.60 and 115,666,278,800.40 is: 173,499,418,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,666,278,800.40 : 173,499,418,200.60 = 115,666,278,800.40 : x
  2. Step 2: Convert to fraction form
    115,666,278,800.40/173,499,418,200.60 = 115,666,278,800.40/x
  3. Step 3: Cross multiply
    115,666,278,800.40x = 173,499,418,200.60 × 115,666,278,800.40
  4. Step 4: Simplify right side
    115,666,278,800.40x = 20,068,032,077,297,795,203,072
  5. Step 5: Solve for x
    x = 20,068,032,077,297,795,203,072/115,666,278,800.40
  6. Step 6: Final answer
    x = 173,499,418,200.60

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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.