Home / 268,843,904.55-403,265,856.83-185,620,243.95

Finding the Fourth Proportional to 268,843,904.55, 403,265,856.83 and 185,620,243.95

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Solution

The fourth proportional to 268,843,904.55, 403,265,856.83 and 185,620,243.95 is: 278,430,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,843,904.55 : 403,265,856.83 = 185,620,243.95 : x
  2. Step 2: Convert to fraction form
    268,843,904.55/403,265,856.83 = 185,620,243.95/x
  3. Step 3: Cross multiply
    268,843,904.55x = 403,265,856.83 × 185,620,243.95
  4. Step 4: Simplify right side
    268,843,904.55x = 74,854,306,720,562,272
  5. Step 5: Solve for x
    x = 74,854,306,720,562,272/268,843,904.55
  6. Step 6: Final answer
    x = 278,430,365.93

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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.