Home / 331,729,168.60-497,817,701.70-216,432,861.40

Finding the Fourth Proportional to 331,729,168.60, 497,817,701.70 and 216,432,861.40

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Solution

The fourth proportional to 331,729,168.60, 497,817,701.70 and 216,432,861.40 is: 324,795,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,729,168.60 : 497,817,701.70 = 216,432,861.40 : x
  2. Step 2: Convert to fraction form
    331,729,168.60/497,817,701.70 = 216,432,861.40/x
  3. Step 3: Cross multiply
    331,729,168.60x = 497,817,701.70 × 216,432,861.40
  4. Step 4: Simplify right side
    331,729,168.60x = 107,744,109,634,502,640
  5. Step 5: Solve for x
    x = 107,744,109,634,502,640/331,729,168.60
  6. Step 6: Final answer
    x = 324,795,404.91

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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.