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Finding the Fourth Proportional to 88,756,723.60, 133,135,085.40 and 88,756,723.60

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Solution

The fourth proportional to 88,756,723.60, 133,135,085.40 and 88,756,723.60 is: 133,135,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,756,723.60 : 133,135,085.40 = 88,756,723.60 : x
  2. Step 2: Convert to fraction form
    88,756,723.60/133,135,085.40 = 88,756,723.60/x
  3. Step 3: Cross multiply
    88,756,723.60x = 133,135,085.40 × 88,756,723.60
  4. Step 4: Simplify right side
    88,756,723.60x = 11,816,633,976,310,196
  5. Step 5: Solve for x
    x = 11,816,633,976,310,196/88,756,723.60
  6. Step 6: Final answer
    x = 133,135,085.40

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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.