Home / 531,552,003.60-797,328,005.40-326,414,902.80

Finding the Fourth Proportional to 531,552,003.60, 797,328,005.40 and 326,414,902.80

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Solution

The fourth proportional to 531,552,003.60, 797,328,005.40 and 326,414,902.80 is: 489,622,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,552,003.60 : 797,328,005.40 = 326,414,902.80 : x
  2. Step 2: Convert to fraction form
    531,552,003.60/797,328,005.40 = 326,414,902.80/x
  3. Step 3: Cross multiply
    531,552,003.60x = 797,328,005.40 × 326,414,902.80
  4. Step 4: Simplify right side
    531,552,003.60x = 260,259,743,382,358,880
  5. Step 5: Solve for x
    x = 260,259,743,382,358,880/531,552,003.60
  6. Step 6: Final answer
    x = 489,622,354.20

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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.