Home / 126,367,279.31-174,383,500.28-70,613,157.86

Finding the Fourth Proportional to 126,367,279.31, 174,383,500.28 and 70,613,157.86

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Solution

The fourth proportional to 126,367,279.31, 174,383,500.28 and 70,613,157.86 is: 97,444,288.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,367,279.31 : 174,383,500.28 = 70,613,157.86 : x
  2. Step 2: Convert to fraction form
    126,367,279.31/174,383,500.28 = 70,613,157.86/x
  3. Step 3: Cross multiply
    126,367,279.31x = 174,383,500.28 × 70,613,157.86
  4. Step 4: Simplify right side
    126,367,279.31x = 12,313,769,633,450,994
  5. Step 5: Solve for x
    x = 12,313,769,633,450,994/126,367,279.31
  6. Step 6: Final answer
    x = 97,444,288.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.