Home / 217,044,447.40-325,566,671.10-148,169,693.80

Finding the Fourth Proportional to 217,044,447.40, 325,566,671.10 and 148,169,693.80

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Solution

The fourth proportional to 217,044,447.40, 325,566,671.10 and 148,169,693.80 is: 222,254,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,044,447.40 : 325,566,671.10 = 148,169,693.80 : x
  2. Step 2: Convert to fraction form
    217,044,447.40/325,566,671.10 = 148,169,693.80/x
  3. Step 3: Cross multiply
    217,044,447.40x = 325,566,671.10 × 148,169,693.80
  4. Step 4: Simplify right side
    217,044,447.40x = 48,239,113,968,372,320
  5. Step 5: Solve for x
    x = 48,239,113,968,372,320/217,044,447.40
  6. Step 6: Final answer
    x = 222,254,540.70

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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.