Home / 163,368,212.40-225,448,180.02-89,028,793.38

Finding the Fourth Proportional to 163,368,212.40, 225,448,180.02 and 89,028,793.38

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Solution

The fourth proportional to 163,368,212.40, 225,448,180.02 and 89,028,793.38 is: 122,859,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,368,212.40 : 225,448,180.02 = 89,028,793.38 : x
  2. Step 2: Convert to fraction form
    163,368,212.40/225,448,180.02 = 89,028,793.38/x
  3. Step 3: Cross multiply
    163,368,212.40x = 225,448,180.02 × 89,028,793.38
  4. Step 4: Simplify right side
    163,368,212.40x = 20,071,379,436,897,624
  5. Step 5: Solve for x
    x = 20,071,379,436,897,624/163,368,212.40
  6. Step 6: Final answer
    x = 122,859,760.43

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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.