Home / 499,515,385,756.64-747,982,659,215.36-344,748,302,659.78

Finding the Fourth Proportional to 499,515,385,756.64, 747,982,659,215.36 and 344,748,302,659.78

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Solution

The fourth proportional to 499,515,385,756.64, 747,982,659,215.36 and 344,748,302,659.78 is: 516,231,850,982.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,515,385,756.64 : 747,982,659,215.36 = 344,748,302,659.78 : x
  2. Step 2: Convert to fraction form
    499,515,385,756.64/747,982,659,215.36 = 344,748,302,659.78/x
  3. Step 3: Cross multiply
    499,515,385,756.64x = 747,982,659,215.36 × 344,748,302,659.78
  4. Step 4: Simplify right side
    499,515,385,756.64x = 257,865,752,183,444,015,677,440
  5. Step 5: Solve for x
    x = 257,865,752,183,444,015,677,440/499,515,385,756.64
  6. Step 6: Final answer
    x = 516,231,850,982.61

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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.