Home / 1,019,448,282.70-1,526,904,942.45-838,049,754.70

Finding the Fourth Proportional to 1,019,448,282.70, 1,526,904,942.45 and 838,049,754.70

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Solution

The fourth proportional to 1,019,448,282.70, 1,526,904,942.45 and 838,049,754.70 is: 1,255,210,621.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,448,282.70 : 1,526,904,942.45 = 838,049,754.70 : x
  2. Step 2: Convert to fraction form
    1,019,448,282.70/1,526,904,942.45 = 838,049,754.70/x
  3. Step 3: Cross multiply
    1,019,448,282.70x = 1,526,904,942.45 × 838,049,754.70
  4. Step 4: Simplify right side
    1,019,448,282.70x = 1,279,622,312,470,440,192
  5. Step 5: Solve for x
    x = 1,279,622,312,470,440,192/1,019,448,282.70
  6. Step 6: Final answer
    x = 1,255,210,621.46

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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.