Home / 622,531,377.82-859,092,573.43-340,275,672.38

Finding the Fourth Proportional to 622,531,377.82, 859,092,573.43 and 340,275,672.38

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Solution

The fourth proportional to 622,531,377.82, 859,092,573.43 and 340,275,672.38 is: 469,580,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,531,377.82 : 859,092,573.43 = 340,275,672.38 : x
  2. Step 2: Convert to fraction form
    622,531,377.82/859,092,573.43 = 340,275,672.38/x
  3. Step 3: Cross multiply
    622,531,377.82x = 859,092,573.43 × 340,275,672.38
  4. Step 4: Simplify right side
    622,531,377.82x = 292,328,303,057,324,352
  5. Step 5: Solve for x
    x = 292,328,303,057,324,352/622,531,377.82
  6. Step 6: Final answer
    x = 469,580,029.98

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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.