Home / 538,510,218.60-807,765,327.90-446,677,213.80

Finding the Fourth Proportional to 538,510,218.60, 807,765,327.90 and 446,677,213.80

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Solution

The fourth proportional to 538,510,218.60, 807,765,327.90 and 446,677,213.80 is: 670,015,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,510,218.60 : 807,765,327.90 = 446,677,213.80 : x
  2. Step 2: Convert to fraction form
    538,510,218.60/807,765,327.90 = 446,677,213.80/x
  3. Step 3: Cross multiply
    538,510,218.60x = 807,765,327.90 × 446,677,213.80
  4. Step 4: Simplify right side
    538,510,218.60x = 360,810,366,070,615,424
  5. Step 5: Solve for x
    x = 360,810,366,070,615,424/538,510,218.60
  6. Step 6: Final answer
    x = 670,015,820.70

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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.