Home / 84,392,924.33-126,588,675.36-65,964,370.30

Finding the Fourth Proportional to 84,392,924.33, 126,588,675.36 and 65,964,370.30

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Solution

The fourth proportional to 84,392,924.33, 126,588,675.36 and 65,964,370.30 is: 98,945,999.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,392,924.33 : 126,588,675.36 = 65,964,370.30 : x
  2. Step 2: Convert to fraction form
    84,392,924.33/126,588,675.36 = 65,964,370.30/x
  3. Step 3: Cross multiply
    84,392,924.33x = 126,588,675.36 × 65,964,370.30
  4. Step 4: Simplify right side
    84,392,924.33x = 8,350,342,256,600,583
  5. Step 5: Solve for x
    x = 8,350,342,256,600,583/84,392,924.33
  6. Step 6: Final answer
    x = 98,945,999.60

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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.