Home / 248,361,730.34-342,723,744.94-136,846,330.64

Finding the Fourth Proportional to 248,361,730.34, 342,723,744.94 and 136,846,330.64

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Solution

The fourth proportional to 248,361,730.34, 342,723,744.94 and 136,846,330.64 is: 188,839,427.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,361,730.34 : 342,723,744.94 = 136,846,330.64 : x
  2. Step 2: Convert to fraction form
    248,361,730.34/342,723,744.94 = 136,846,330.64/x
  3. Step 3: Cross multiply
    248,361,730.34x = 342,723,744.94 × 136,846,330.64
  4. Step 4: Simplify right side
    248,361,730.34x = 46,900,486,918,238,264
  5. Step 5: Solve for x
    x = 46,900,486,918,238,264/248,361,730.34
  6. Step 6: Final answer
    x = 188,839,427.29

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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.