Home / 1,039,168,107.86-1,434,040,560.18-562,846,626.54

Finding the Fourth Proportional to 1,039,168,107.86, 1,434,040,560.18 and 562,846,626.54

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Solution

The fourth proportional to 1,039,168,107.86, 1,434,040,560.18 and 562,846,626.54 is: 776,722,154.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,168,107.86 : 1,434,040,560.18 = 562,846,626.54 : x
  2. Step 2: Convert to fraction form
    1,039,168,107.86/1,434,040,560.18 = 562,846,626.54/x
  3. Step 3: Cross multiply
    1,039,168,107.86x = 1,434,040,560.18 × 562,846,626.54
  4. Step 4: Simplify right side
    1,039,168,107.86x = 807,144,891,618,844,800
  5. Step 5: Solve for x
    x = 807,144,891,618,844,800/1,039,168,107.86
  6. Step 6: Final answer
    x = 776,722,154.50

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Double scale
Find fourth proportional to 1,039,168,108.86, 1,434,040,561.56 and 562,846,627.54
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.