Home / 331,729,117.60-497,817,625.20-216,432,810.40

Finding the Fourth Proportional to 331,729,117.60, 497,817,625.20 and 216,432,810.40

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Solution

The fourth proportional to 331,729,117.60, 497,817,625.20 and 216,432,810.40 is: 324,795,328.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,729,117.60 : 497,817,625.20 = 216,432,810.40 : x
  2. Step 2: Convert to fraction form
    331,729,117.60/497,817,625.20 = 216,432,810.40/x
  3. Step 3: Cross multiply
    331,729,117.60x = 497,817,625.20 × 216,432,810.40
  4. Step 4: Simplify right side
    331,729,117.60x = 107,744,067,688,689,856
  5. Step 5: Solve for x
    x = 107,744,067,688,689,856/331,729,117.60
  6. Step 6: Final answer
    x = 324,795,328.39

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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.