Home / 5,234,628,778.84-7,223,811,145.86-2,855,759,507.56

Finding the Fourth Proportional to 5,234,628,778.84, 7,223,811,145.86 and 2,855,759,507.56

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Solution

The fourth proportional to 5,234,628,778.84, 7,223,811,145.86 and 2,855,759,507.56 is: 3,940,960,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234,628,778.84 : 7,223,811,145.86 = 2,855,759,507.56 : x
  2. Step 2: Convert to fraction form
    5,234,628,778.84/7,223,811,145.86 = 2,855,759,507.56/x
  3. Step 3: Cross multiply
    5,234,628,778.84x = 7,223,811,145.86 × 2,855,759,507.56
  4. Step 4: Simplify right side
    5,234,628,778.84x = 20,629,467,360,607,592,448
  5. Step 5: Solve for x
    x = 20,629,467,360,607,592,448/5,234,628,778.84
  6. Step 6: Final answer
    x = 3,940,960,903.28

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1.5x scale

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.