Home / 266,871,844.48-368,280,332.22-149,398,140.64

Finding the Fourth Proportional to 266,871,844.48, 368,280,332.22 and 149,398,140.64

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Solution

The fourth proportional to 266,871,844.48, 368,280,332.22 and 149,398,140.64 is: 206,167,859.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,871,844.48 : 368,280,332.22 = 149,398,140.64 : x
  2. Step 2: Convert to fraction form
    266,871,844.48/368,280,332.22 = 149,398,140.64/x
  3. Step 3: Cross multiply
    266,871,844.48x = 368,280,332.22 × 149,398,140.64
  4. Step 4: Simplify right side
    266,871,844.48x = 55,020,396,867,949,480
  5. Step 5: Solve for x
    x = 55,020,396,867,949,480/266,871,844.48
  6. Step 6: Final answer
    x = 206,167,859.24

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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.