Home / 88,138,404.96-121,502,808.24-61,594,347.88

Finding the Fourth Proportional to 88,138,404.96, 121,502,808.24 and 61,594,347.88

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Solution

The fourth proportional to 88,138,404.96, 121,502,808.24 and 61,594,347.88 is: 84,910,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,138,404.96 : 121,502,808.24 = 61,594,347.88 : x
  2. Step 2: Convert to fraction form
    88,138,404.96/121,502,808.24 = 61,594,347.88/x
  3. Step 3: Cross multiply
    88,138,404.96x = 121,502,808.24 × 61,594,347.88
  4. Step 4: Simplify right side
    88,138,404.96x = 7,483,886,239,052,390
  5. Step 5: Solve for x
    x = 7,483,886,239,052,390/88,138,404.96
  6. Step 6: Final answer
    x = 84,910,615.78

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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.