Home / 330,028,374.08-495,042,652.85-122,739,700.86

Finding the Fourth Proportional to 330,028,374.08, 495,042,652.85 and 122,739,700.86

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Solution

The fourth proportional to 330,028,374.08, 495,042,652.85 and 122,739,700.86 is: 184,109,585.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,028,374.08 : 495,042,652.85 = 122,739,700.86 : x
  2. Step 2: Convert to fraction form
    330,028,374.08/495,042,652.85 = 122,739,700.86/x
  3. Step 3: Cross multiply
    330,028,374.08x = 495,042,652.85 × 122,739,700.86
  4. Step 4: Simplify right side
    330,028,374.08x = 60,761,387,123,136,128
  5. Step 5: Solve for x
    x = 60,761,387,123,136,128/330,028,374.08
  6. Step 6: Final answer
    x = 184,109,585.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.