Home / 753,027,067.20-1,129,540,600.80-523,444,555.20

Finding the Fourth Proportional to 753,027,067.20, 1,129,540,600.80 and 523,444,555.20

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Solution

The fourth proportional to 753,027,067.20, 1,129,540,600.80 and 523,444,555.20 is: 785,166,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,027,067.20 : 1,129,540,600.80 = 523,444,555.20 : x
  2. Step 2: Convert to fraction form
    753,027,067.20/1,129,540,600.80 = 523,444,555.20/x
  3. Step 3: Cross multiply
    753,027,067.20x = 1,129,540,600.80 × 523,444,555.20
  4. Step 4: Simplify right side
    753,027,067.20x = 591,251,877,366,096,768
  5. Step 5: Solve for x
    x = 591,251,877,366,096,768/753,027,067.20
  6. Step 6: Final answer
    x = 785,166,832.80

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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.