Home / 541,977,434.34-747,928,859.32-307,028,094.82

Finding the Fourth Proportional to 541,977,434.34, 747,928,859.32 and 307,028,094.82

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Solution

The fourth proportional to 541,977,434.34, 747,928,859.32 and 307,028,094.82 is: 423,698,770.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,434.34 : 747,928,859.32 = 307,028,094.82 : x
  2. Step 2: Convert to fraction form
    541,977,434.34/747,928,859.32 = 307,028,094.82/x
  3. Step 3: Cross multiply
    541,977,434.34x = 747,928,859.32 × 307,028,094.82
  4. Step 4: Simplify right side
    541,977,434.34x = 229,635,172,740,640,192
  5. Step 5: Solve for x
    x = 229,635,172,740,640,192/541,977,434.34
  6. Step 6: Final answer
    x = 423,698,770.81

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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.