Home / 98,664,992.76-136,154,217.36-54,612,076.80

Finding the Fourth Proportional to 98,664,992.76, 136,154,217.36 and 54,612,076.80

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Solution

The fourth proportional to 98,664,992.76, 136,154,217.36 and 54,612,076.80 is: 75,362,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,664,992.76 : 136,154,217.36 = 54,612,076.80 : x
  2. Step 2: Convert to fraction form
    98,664,992.76/136,154,217.36 = 54,612,076.80/x
  3. Step 3: Cross multiply
    98,664,992.76x = 136,154,217.36 × 54,612,076.80
  4. Step 4: Simplify right side
    98,664,992.76x = 7,435,664,575,108,214
  5. Step 5: Solve for x
    x = 7,435,664,575,108,214/98,664,992.76
  6. Step 6: Final answer
    x = 75,362,743.84

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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.