Home / 79,341,936.75-120,210,652.13

Finding the Third Proportional to 79,341,936.75 and 120,210,652.13

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Solution

The third proportional to 79,341,936.75 and 120,210,652.13 is: 182,130,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,341,936.75 : 120,210,652.13 = 120,210,652.13 : x
  2. Step 2: Convert to fraction form
    79,341,936.75/120,210,652.13 = 120,210,652.13/x
  3. Step 3: Cross multiply
    79,341,936.75x = 120,210,652.13 × 120,210,652.13
  4. Step 4: Simplify right side
    79,341,936.75x = 14,450,600,884,317,768
  5. Step 5: Solve for x
    x = 14,450,600,884,317,768/79,341,936.75
  6. Step 6: Final answer
    x = 182,130,679.89

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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.