Home / 1,013,088,778.16-1,398,048,054-560,923,533.19

Finding the Fourth Proportional to 1,013,088,778.16, 1,398,048,054 and 560,923,533.19

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Solution

The fourth proportional to 1,013,088,778.16, 1,398,048,054 and 560,923,533.19 is: 774,066,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,088,778.16 : 1,398,048,054 = 560,923,533.19 : x
  2. Step 2: Convert to fraction form
    1,013,088,778.16/1,398,048,054 = 560,923,533.19/x
  3. Step 3: Cross multiply
    1,013,088,778.16x = 1,398,048,054 × 560,923,533.19
  4. Step 4: Simplify right side
    1,013,088,778.16x = 784,198,054,012,093,568
  5. Step 5: Solve for x
    x = 784,198,054,012,093,568/1,013,088,778.16
  6. Step 6: Final answer
    x = 774,066,469.71

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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.