Home / 248,257,231.22-342,590,793.57-136,758,501.90

Finding the Fourth Proportional to 248,257,231.22, 342,590,793.57 and 136,758,501.90

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Solution

The fourth proportional to 248,257,231.22, 342,590,793.57 and 136,758,501.90 is: 188,724,426.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,257,231.22 : 342,590,793.57 = 136,758,501.90 : x
  2. Step 2: Convert to fraction form
    248,257,231.22/342,590,793.57 = 136,758,501.90/x
  3. Step 3: Cross multiply
    248,257,231.22x = 342,590,793.57 × 136,758,501.90
  4. Step 4: Simplify right side
    248,257,231.22x = 46,852,203,693,365,352
  5. Step 5: Solve for x
    x = 46,852,203,693,365,352/248,257,231.22
  6. Step 6: Final answer
    x = 188,724,426.93

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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.