Home / 408,326,165.64-563,393,255.04-232,100,289.72

Finding the Fourth Proportional to 408,326,165.64, 563,393,255.04 and 232,100,289.72

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Solution

The fourth proportional to 408,326,165.64, 563,393,255.04 and 232,100,289.72 is: 320,243,346.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,326,165.64 : 563,393,255.04 = 232,100,289.72 : x
  2. Step 2: Convert to fraction form
    408,326,165.64/563,393,255.04 = 232,100,289.72/x
  3. Step 3: Cross multiply
    408,326,165.64x = 563,393,255.04 × 232,100,289.72
  4. Step 4: Simplify right side
    408,326,165.64x = 130,763,737,721,077,840
  5. Step 5: Solve for x
    x = 130,763,737,721,077,840/408,326,165.64
  6. Step 6: Final answer
    x = 320,243,346.43

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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.