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Finding the Fourth Proportional to 113,179,655.20, 169,769,482.80 and 113,179,655.20

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Solution

The fourth proportional to 113,179,655.20, 169,769,482.80 and 113,179,655.20 is: 169,769,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,179,655.20 : 169,769,482.80 = 113,179,655.20 : x
  2. Step 2: Convert to fraction form
    113,179,655.20/169,769,482.80 = 113,179,655.20/x
  3. Step 3: Cross multiply
    113,179,655.20x = 169,769,482.80 × 113,179,655.20
  4. Step 4: Simplify right side
    113,179,655.20x = 19,214,451,526,786,332
  5. Step 5: Solve for x
    x = 19,214,451,526,786,332/113,179,655.20
  6. Step 6: Final answer
    x = 169,769,482.80

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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.