Home / 250,427,907.74-345,538,761.55-144,579,488.83

Finding the Fourth Proportional to 250,427,907.74, 345,538,761.55 and 144,579,488.83

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Solution

The fourth proportional to 250,427,907.74, 345,538,761.55 and 144,579,488.83 is: 199,489,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,427,907.74 : 345,538,761.55 = 144,579,488.83 : x
  2. Step 2: Convert to fraction form
    250,427,907.74/345,538,761.55 = 144,579,488.83/x
  3. Step 3: Cross multiply
    250,427,907.74x = 345,538,761.55 × 144,579,488.83
  4. Step 4: Simplify right side
    250,427,907.74x = 49,957,817,515,920,736
  5. Step 5: Solve for x
    x = 49,957,817,515,920,736/250,427,907.74
  6. Step 6: Final answer
    x = 199,489,817.12

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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.