Home / 326,073,837.60-489,677,626.80-173,018,829.60

Finding the Fourth Proportional to 326,073,837.60, 489,677,626.80 and 173,018,829.60

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Solution

The fourth proportional to 326,073,837.60, 489,677,626.80 and 173,018,829.60 is: 259,829,032.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,073,837.60 : 489,677,626.80 = 173,018,829.60 : x
  2. Step 2: Convert to fraction form
    326,073,837.60/489,677,626.80 = 173,018,829.60/x
  3. Step 3: Cross multiply
    326,073,837.60x = 489,677,626.80 × 173,018,829.60
  4. Step 4: Simplify right side
    326,073,837.60x = 84,723,449,870,241,600
  5. Step 5: Solve for x
    x = 84,723,449,870,241,600/326,073,837.60
  6. Step 6: Final answer
    x = 259,829,032.88

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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.