Home / 635,519,314.96-877,027,142.41-349,422,929.28

Finding the Fourth Proportional to 635,519,314.96, 877,027,142.41 and 349,422,929.28

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Solution

The fourth proportional to 635,519,314.96, 877,027,142.41 and 349,422,929.28 is: 482,209,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,519,314.96 : 877,027,142.41 = 349,422,929.28 : x
  2. Step 2: Convert to fraction form
    635,519,314.96/877,027,142.41 = 349,422,929.28/x
  3. Step 3: Cross multiply
    635,519,314.96x = 877,027,142.41 × 349,422,929.28
  4. Step 4: Simplify right side
    635,519,314.96x = 306,453,393,158,096,320
  5. Step 5: Solve for x
    x = 306,453,393,158,096,320/635,519,314.96
  6. Step 6: Final answer
    x = 482,209,408.82

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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.