Home / 1,067,904,003.60-1,601,856,005.40-838,580,432.40

Finding the Fourth Proportional to 1,067,904,003.60, 1,601,856,005.40 and 838,580,432.40

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Solution

The fourth proportional to 1,067,904,003.60, 1,601,856,005.40 and 838,580,432.40 is: 1,257,870,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,904,003.60 : 1,601,856,005.40 = 838,580,432.40 : x
  2. Step 2: Convert to fraction form
    1,067,904,003.60/1,601,856,005.40 = 838,580,432.40/x
  3. Step 3: Cross multiply
    1,067,904,003.60x = 1,601,856,005.40 × 838,580,432.40
  4. Step 4: Simplify right side
    1,067,904,003.60x = 1,343,285,101,650,868,736
  5. Step 5: Solve for x
    x = 1,343,285,101,650,868,736/1,067,904,003.60
  6. Step 6: Final answer
    x = 1,257,870,648.60

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1.5x scale

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.