Home / 1,019,448,218.70-1,526,904,846.45-838,049,690.70

Finding the Fourth Proportional to 1,019,448,218.70, 1,526,904,846.45 and 838,049,690.70

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Solution

The fourth proportional to 1,019,448,218.70, 1,526,904,846.45 and 838,049,690.70 is: 1,255,210,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,448,218.70 : 1,526,904,846.45 = 838,049,690.70 : x
  2. Step 2: Convert to fraction form
    1,019,448,218.70/1,526,904,846.45 = 838,049,690.70/x
  3. Step 3: Cross multiply
    1,019,448,218.70x = 1,526,904,846.45 × 838,049,690.70
  4. Step 4: Simplify right side
    1,019,448,218.70x = 1,279,622,134,295,753,728
  5. Step 5: Solve for x
    x = 1,279,622,134,295,753,728/1,019,448,218.70
  6. Step 6: Final answer
    x = 1,255,210,525.48

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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.