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Finding the Third Proportional to 79,341,477.75 and 120,210,112.13

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Solution

The third proportional to 79,341,477.75 and 120,210,112.13 is: 182,130,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,341,477.75 : 120,210,112.13 = 120,210,112.13 : x
  2. Step 2: Convert to fraction form
    79,341,477.75/120,210,112.13 = 120,210,112.13/x
  3. Step 3: Cross multiply
    79,341,477.75x = 120,210,112.13 × 120,210,112.13
  4. Step 4: Simplify right side
    79,341,477.75x = 14,450,471,057,105,072
  5. Step 5: Solve for x
    x = 14,450,471,057,105,072/79,341,477.75
  6. Step 6: Final answer
    x = 182,130,097.23

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.