Home / 248,963,791.86-343,570,508.21-137,454,848.44

Finding the Fourth Proportional to 248,963,791.86, 343,570,508.21 and 137,454,848.44

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Solution

The fourth proportional to 248,963,791.86, 343,570,508.21 and 137,454,848.44 is: 189,687,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,963,791.86 : 343,570,508.21 = 137,454,848.44 : x
  2. Step 2: Convert to fraction form
    248,963,791.86/343,570,508.21 = 137,454,848.44/x
  3. Step 3: Cross multiply
    248,963,791.86x = 343,570,508.21 × 137,454,848.44
  4. Step 4: Simplify right side
    248,963,791.86x = 47,225,432,133,944,032
  5. Step 5: Solve for x
    x = 47,225,432,133,944,032/248,963,791.86
  6. Step 6: Final answer
    x = 189,687,953.34

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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.