Home / 331,729,166.60-497,817,698.70-216,432,859.40

Finding the Fourth Proportional to 331,729,166.60, 497,817,698.70 and 216,432,859.40

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Solution

The fourth proportional to 331,729,166.60, 497,817,698.70 and 216,432,859.40 is: 324,795,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,729,166.60 : 497,817,698.70 = 216,432,859.40 : x
  2. Step 2: Convert to fraction form
    331,729,166.60/497,817,698.70 = 216,432,859.40/x
  3. Step 3: Cross multiply
    331,729,166.60x = 497,817,698.70 × 216,432,859.40
  4. Step 4: Simplify right side
    331,729,166.60x = 107,744,107,989,568,656
  5. Step 5: Solve for x
    x = 107,744,107,989,568,656/331,729,166.60
  6. Step 6: Final answer
    x = 324,795,401.91

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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.