Home / 42,181,280.16-65,738,066.48

Finding the Third Proportional to 42,181,280.16 and 65,738,066.48

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Solution

The third proportional to 42,181,280.16 and 65,738,066.48 is: 102,450,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,181,280.16 : 65,738,066.48 = 65,738,066.48 : x
  2. Step 2: Convert to fraction form
    42,181,280.16/65,738,066.48 = 65,738,066.48/x
  3. Step 3: Cross multiply
    42,181,280.16x = 65,738,066.48 × 65,738,066.48
  4. Step 4: Simplify right side
    42,181,280.16x = 4,321,493,385,104,107.50
  5. Step 5: Solve for x
    x = 4,321,493,385,104,107.50/42,181,280.16
  6. Step 6: Final answer
    x = 102,450,503.38

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.