Home / 100,925,565.33-139,277,258.70-54,515,819.73

Finding the Fourth Proportional to 100,925,565.33, 139,277,258.70 and 54,515,819.73

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Solution

The fourth proportional to 100,925,565.33, 139,277,258.70 and 54,515,819.73 is: 75,231,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,925,565.33 : 139,277,258.70 = 54,515,819.73 : x
  2. Step 2: Convert to fraction form
    100,925,565.33/139,277,258.70 = 54,515,819.73/x
  3. Step 3: Cross multiply
    100,925,565.33x = 139,277,258.70 × 54,515,819.73
  4. Step 4: Simplify right side
    100,925,565.33x = 7,592,813,927,777,773
  5. Step 5: Solve for x
    x = 7,592,813,927,777,773/100,925,565.33
  6. Step 6: Final answer
    x = 75,231,819.64

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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.