Home / 90,433,789.50-135,658,776.06-35,100,327.24

Finding the Fourth Proportional to 90,433,789.50, 135,658,776.06 and 35,100,327.24

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Solution

The fourth proportional to 90,433,789.50, 135,658,776.06 and 35,100,327.24 is: 52,653,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,433,789.50 : 135,658,776.06 = 35,100,327.24 : x
  2. Step 2: Convert to fraction form
    90,433,789.50/135,658,776.06 = 35,100,327.24/x
  3. Step 3: Cross multiply
    90,433,789.50x = 135,658,776.06 × 35,100,327.24
  4. Step 4: Simplify right side
    90,433,789.50x = 4,761,667,432,683,878
  5. Step 5: Solve for x
    x = 4,761,667,432,683,878/90,433,789.50
  6. Step 6: Final answer
    x = 52,653,631.56

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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.