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Finding the Third Proportional to 40,482,939 and 88,153,816.50

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Solution

The third proportional to 40,482,939 and 88,153,816.50 is: 191,959,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482,939 : 88,153,816.50 = 88,153,816.50 : x
  2. Step 2: Convert to fraction form
    40,482,939/88,153,816.50 = 88,153,816.50/x
  3. Step 3: Cross multiply
    40,482,939x = 88,153,816.50 × 88,153,816.50
  4. Step 4: Simplify right side
    40,482,939x = 7,771,095,363,515,672
  5. Step 5: Solve for x
    x = 7,771,095,363,515,672/40,482,939
  6. Step 6: Final answer
    x = 191,959,762.69

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.