Home / 83,648,945.08-125,383,712.35-40,458,735.01

Finding the Fourth Proportional to 83,648,945.08, 125,383,712.35 and 40,458,735.01

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Solution

The fourth proportional to 83,648,945.08, 125,383,712.35 and 40,458,735.01 is: 60,644,714.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,648,945.08 : 125,383,712.35 = 40,458,735.01 : x
  2. Step 2: Convert to fraction form
    83,648,945.08/125,383,712.35 = 40,458,735.01/x
  3. Step 3: Cross multiply
    83,648,945.08x = 125,383,712.35 × 40,458,735.01
  4. Step 4: Simplify right side
    83,648,945.08x = 5,072,866,392,538,714
  5. Step 5: Solve for x
    x = 5,072,866,392,538,714/83,648,945.08
  6. Step 6: Final answer
    x = 60,644,714.50

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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.