Home / 248,257,227.30-342,590,788.13-136,758,497.96

Finding the Fourth Proportional to 248,257,227.30, 342,590,788.13 and 136,758,497.96

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Solution

The fourth proportional to 248,257,227.30, 342,590,788.13 and 136,758,497.96 is: 188,724,421.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,257,227.30 : 342,590,788.13 = 136,758,497.96 : x
  2. Step 2: Convert to fraction form
    248,257,227.30/342,590,788.13 = 136,758,497.96/x
  3. Step 3: Cross multiply
    248,257,227.30x = 342,590,788.13 × 136,758,497.96
  4. Step 4: Simplify right side
    248,257,227.30x = 46,852,201,597,194,656
  5. Step 5: Solve for x
    x = 46,852,201,597,194,656/248,257,227.30
  6. Step 6: Final answer
    x = 188,724,421.47

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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.