Home / 4,871,995,987.65-6,723,359,438.82-2,644,328,635.17

Finding the Fourth Proportional to 4,871,995,987.65, 6,723,359,438.82 and 2,644,328,635.17

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Solution

The fourth proportional to 4,871,995,987.65, 6,723,359,438.82 and 2,644,328,635.17 is: 3,649,176,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871,995,987.65 : 6,723,359,438.82 = 2,644,328,635.17 : x
  2. Step 2: Convert to fraction form
    4,871,995,987.65/6,723,359,438.82 = 2,644,328,635.17/x
  3. Step 3: Cross multiply
    4,871,995,987.65x = 6,723,359,438.82 × 2,644,328,635.17
  4. Step 4: Simplify right side
    4,871,995,987.65x = 17,778,771,888,576,632,832
  5. Step 5: Solve for x
    x = 17,778,771,888,576,632,832/4,871,995,987.65
  6. Step 6: Final answer
    x = 3,649,176,217.23

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Double scale
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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.