Home / 1,019,448,281.20-1,526,904,940.20-838,049,753.20

Finding the Fourth Proportional to 1,019,448,281.20, 1,526,904,940.20 and 838,049,753.20

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Solution

The fourth proportional to 1,019,448,281.20, 1,526,904,940.20 and 838,049,753.20 is: 1,255,210,619.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,448,281.20 : 1,526,904,940.20 = 838,049,753.20 : x
  2. Step 2: Convert to fraction form
    1,019,448,281.20/1,526,904,940.20 = 838,049,753.20/x
  3. Step 3: Cross multiply
    1,019,448,281.20x = 1,526,904,940.20 × 838,049,753.20
  4. Step 4: Simplify right side
    1,019,448,281.20x = 1,279,622,308,294,470,912
  5. Step 5: Solve for x
    x = 1,279,622,308,294,470,912/1,019,448,281.20
  6. Step 6: Final answer
    x = 1,255,210,619.21

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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.