Home / 148,735,023.60-205,259,316.96-82,658,306.88

Finding the Fourth Proportional to 148,735,023.60, 205,259,316.96 and 82,658,306.88

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Solution

The fourth proportional to 148,735,023.60, 205,259,316.96 and 82,658,306.88 is: 114,071,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,735,023.60 : 205,259,316.96 = 82,658,306.88 : x
  2. Step 2: Convert to fraction form
    148,735,023.60/205,259,316.96 = 82,658,306.88/x
  3. Step 3: Cross multiply
    148,735,023.60x = 205,259,316.96 × 82,658,306.88
  4. Step 4: Simplify right side
    148,735,023.60x = 16,966,387,611,258,868
  5. Step 5: Solve for x
    x = 16,966,387,611,258,868/148,735,023.60
  6. Step 6: Final answer
    x = 114,071,233.53

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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.