Home / 541,977,433.50-747,928,858.16-307,028,093.98

Finding the Fourth Proportional to 541,977,433.50, 747,928,858.16 and 307,028,093.98

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Solution

The fourth proportional to 541,977,433.50, 747,928,858.16 and 307,028,093.98 is: 423,698,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,433.50 : 747,928,858.16 = 307,028,093.98 : x
  2. Step 2: Convert to fraction form
    541,977,433.50/747,928,858.16 = 307,028,093.98/x
  3. Step 3: Cross multiply
    541,977,433.50x = 747,928,858.16 × 307,028,093.98
  4. Step 4: Simplify right side
    541,977,433.50x = 229,635,171,752,080,928
  5. Step 5: Solve for x
    x = 229,635,171,752,080,928/541,977,433.50
  6. Step 6: Final answer
    x = 423,698,769.65

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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.