Home / 635,519,323.72-877,027,154.48-349,422,938.04

Finding the Fourth Proportional to 635,519,323.72, 877,027,154.48 and 349,422,938.04

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Solution

The fourth proportional to 635,519,323.72, 877,027,154.48 and 349,422,938.04 is: 482,209,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,519,323.72 : 877,027,154.48 = 349,422,938.04 : x
  2. Step 2: Convert to fraction form
    635,519,323.72/877,027,154.48 = 349,422,938.04/x
  3. Step 3: Cross multiply
    635,519,323.72x = 877,027,154.48 × 349,422,938.04
  4. Step 4: Simplify right side
    635,519,323.72x = 306,453,405,059,262,592
  5. Step 5: Solve for x
    x = 306,453,405,059,262,592/635,519,323.72
  6. Step 6: Final answer
    x = 482,209,420.90

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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.