Home / 261,199,284.63-360,444,205.82-142,122,366.97

Finding the Fourth Proportional to 261,199,284.63, 360,444,205.82 and 142,122,366.97

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Solution

The fourth proportional to 261,199,284.63, 360,444,205.82 and 142,122,366.97 is: 196,122,986.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,199,284.63 : 360,444,205.82 = 142,122,366.97 : x
  2. Step 2: Convert to fraction form
    261,199,284.63/360,444,205.82 = 142,122,366.97/x
  3. Step 3: Cross multiply
    261,199,284.63x = 360,444,205.82 × 142,122,366.97
  4. Step 4: Simplify right side
    261,199,284.63x = 51,227,183,692,443,592
  5. Step 5: Solve for x
    x = 51,227,183,692,443,592/261,199,284.63
  6. Step 6: Final answer
    x = 196,122,986.19

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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.