Home / 531,552,004.20-797,328,006.30-326,414,903.40

Finding the Fourth Proportional to 531,552,004.20, 797,328,006.30 and 326,414,903.40

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Solution

The fourth proportional to 531,552,004.20, 797,328,006.30 and 326,414,903.40 is: 489,622,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,552,004.20 : 797,328,006.30 = 326,414,903.40 : x
  2. Step 2: Convert to fraction form
    531,552,004.20/797,328,006.30 = 326,414,903.40/x
  3. Step 3: Cross multiply
    531,552,004.20x = 797,328,006.30 × 326,414,903.40
  4. Step 4: Simplify right side
    531,552,004.20x = 260,259,744,154,529,056
  5. Step 5: Solve for x
    x = 260,259,744,154,529,056/531,552,004.20
  6. Step 6: Final answer
    x = 489,622,355.10

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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.