Home / 541,977,671.72-747,929,185.88-307,028,331.89

Finding the Fourth Proportional to 541,977,671.72, 747,929,185.88 and 307,028,331.89

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Solution

The fourth proportional to 541,977,671.72, 747,929,185.88 and 307,028,331.89 is: 423,699,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,671.72 : 747,929,185.88 = 307,028,331.89 : x
  2. Step 2: Convert to fraction form
    541,977,671.72/747,929,185.88 = 307,028,331.89/x
  3. Step 3: Cross multiply
    541,977,671.72x = 747,929,185.88 × 307,028,331.89
  4. Step 4: Simplify right side
    541,977,671.72x = 229,635,450,307,307,360
  5. Step 5: Solve for x
    x = 229,635,450,307,307,360/541,977,671.72
  6. Step 6: Final answer
    x = 423,699,097.38

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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.