Home / 274,720,003.40-412,080,005.10-83,218,896.20

Finding the Fourth Proportional to 274,720,003.40, 412,080,005.10 and 83,218,896.20

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Solution

The fourth proportional to 274,720,003.40, 412,080,005.10 and 83,218,896.20 is: 124,828,344.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,720,003.40 : 412,080,005.10 = 83,218,896.20 : x
  2. Step 2: Convert to fraction form
    274,720,003.40/412,080,005.10 = 83,218,896.20/x
  3. Step 3: Cross multiply
    274,720,003.40x = 412,080,005.10 × 83,218,896.20
  4. Step 4: Simplify right side
    274,720,003.40x = 34,292,843,170,512,372
  5. Step 5: Solve for x
    x = 34,292,843,170,512,372/274,720,003.40
  6. Step 6: Final answer
    x = 124,828,344.30

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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.