Home / 330,260,051.70-495,390,077.55-100,228,767.30

Finding the Fourth Proportional to 330,260,051.70, 495,390,077.55 and 100,228,767.30

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Solution

The fourth proportional to 330,260,051.70, 495,390,077.55 and 100,228,767.30 is: 150,343,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,260,051.70 : 495,390,077.55 = 100,228,767.30 : x
  2. Step 2: Convert to fraction form
    330,260,051.70/495,390,077.55 = 100,228,767.30/x
  3. Step 3: Cross multiply
    330,260,051.70x = 495,390,077.55 × 100,228,767.30
  4. Step 4: Simplify right side
    330,260,051.70x = 49,652,336,805,487,904
  5. Step 5: Solve for x
    x = 49,652,336,805,487,904/330,260,051.70
  6. Step 6: Final answer
    x = 150,343,150.95

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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.