Home / 188,301,915.24-259,859,750.94-103,532,615.88

Finding the Fourth Proportional to 188,301,915.24, 259,859,750.94 and 103,532,615.88

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Solution

The fourth proportional to 188,301,915.24, 259,859,750.94 and 103,532,615.88 is: 142,876,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,301,915.24 : 259,859,750.94 = 103,532,615.88 : x
  2. Step 2: Convert to fraction form
    188,301,915.24/259,859,750.94 = 103,532,615.88/x
  3. Step 3: Cross multiply
    188,301,915.24x = 259,859,750.94 × 103,532,615.88
  4. Step 4: Simplify right side
    188,301,915.24x = 26,903,959,776,743,488
  5. Step 5: Solve for x
    x = 26,903,959,776,743,488/188,301,915.24
  6. Step 6: Final answer
    x = 142,876,718.71

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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.