Home / 236,196,581.40-354,294,872.10-82,858,138.20

Finding the Fourth Proportional to 236,196,581.40, 354,294,872.10 and 82,858,138.20

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Solution

The fourth proportional to 236,196,581.40, 354,294,872.10 and 82,858,138.20 is: 124,287,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,581.40 : 354,294,872.10 = 82,858,138.20 : x
  2. Step 2: Convert to fraction form
    236,196,581.40/354,294,872.10 = 82,858,138.20/x
  3. Step 3: Cross multiply
    236,196,581.40x = 354,294,872.10 × 82,858,138.20
  4. Step 4: Simplify right side
    236,196,581.40x = 29,356,213,476,013,128
  5. Step 5: Solve for x
    x = 29,356,213,476,013,128/236,196,581.40
  6. Step 6: Final answer
    x = 124,287,207.30

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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.