Home / 306,356,480.18-422,714,121.87-182,608,671.86

Finding the Fourth Proportional to 306,356,480.18, 422,714,121.87 and 182,608,671.86

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Solution

The fourth proportional to 306,356,480.18, 422,714,121.87 and 182,608,671.86 is: 251,965,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,356,480.18 : 422,714,121.87 = 182,608,671.86 : x
  2. Step 2: Convert to fraction form
    306,356,480.18/422,714,121.87 = 182,608,671.86/x
  3. Step 3: Cross multiply
    306,356,480.18x = 422,714,121.87 × 182,608,671.86
  4. Step 4: Simplify right side
    306,356,480.18x = 77,191,264,372,203,664
  5. Step 5: Solve for x
    x = 77,191,264,372,203,664/306,356,480.18
  6. Step 6: Final answer
    x = 251,965,502.17

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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.