Home / 541,977,675.22-747,929,190.70-307,028,335.38

Finding the Fourth Proportional to 541,977,675.22, 747,929,190.70 and 307,028,335.38

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Solution

The fourth proportional to 541,977,675.22, 747,929,190.70 and 307,028,335.38 is: 423,699,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,675.22 : 747,929,190.70 = 307,028,335.38 : x
  2. Step 2: Convert to fraction form
    541,977,675.22/747,929,190.70 = 307,028,335.38/x
  3. Step 3: Cross multiply
    541,977,675.22x = 747,929,190.70 × 307,028,335.38
  4. Step 4: Simplify right side
    541,977,675.22x = 229,635,454,402,731,584
  5. Step 5: Solve for x
    x = 229,635,454,402,731,584/541,977,675.22
  6. Step 6: Final answer
    x = 423,699,102.20

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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.