Home / 1,067,648,323.20-1,601,472,484.80-657,374,121.60

Finding the Fourth Proportional to 1,067,648,323.20, 1,601,472,484.80 and 657,374,121.60

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Solution

The fourth proportional to 1,067,648,323.20, 1,601,472,484.80 and 657,374,121.60 is: 986,061,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,648,323.20 : 1,601,472,484.80 = 657,374,121.60 : x
  2. Step 2: Convert to fraction form
    1,067,648,323.20/1,601,472,484.80 = 657,374,121.60/x
  3. Step 3: Cross multiply
    1,067,648,323.20x = 1,601,472,484.80 × 657,374,121.60
  4. Step 4: Simplify right side
    1,067,648,323.20x = 1,052,766,567,961,969,408
  5. Step 5: Solve for x
    x = 1,052,766,567,961,969,408/1,067,648,323.20
  6. Step 6: Final answer
    x = 986,061,182.40

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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.