Home / 531,551,901.60-797,327,852.40-326,414,800.80

Finding the Fourth Proportional to 531,551,901.60, 797,327,852.40 and 326,414,800.80

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Solution

The fourth proportional to 531,551,901.60, 797,327,852.40 and 326,414,800.80 is: 489,622,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,551,901.60 : 797,327,852.40 = 326,414,800.80 : x
  2. Step 2: Convert to fraction form
    531,551,901.60/797,327,852.40 = 326,414,800.80/x
  3. Step 3: Cross multiply
    531,551,901.60x = 797,327,852.40 × 326,414,800.80
  4. Step 4: Simplify right side
    531,551,901.60x = 260,259,612,113,437,792
  5. Step 5: Solve for x
    x = 260,259,612,113,437,792/531,551,901.60
  6. Step 6: Final answer
    x = 489,622,201.20

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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.