Home / 240,231,351.60-360,347,027.40-163,136,977.20

Finding the Fourth Proportional to 240,231,351.60, 360,347,027.40 and 163,136,977.20

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Solution

The fourth proportional to 240,231,351.60, 360,347,027.40 and 163,136,977.20 is: 244,705,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,231,351.60 : 360,347,027.40 = 163,136,977.20 : x
  2. Step 2: Convert to fraction form
    240,231,351.60/360,347,027.40 = 163,136,977.20/x
  3. Step 3: Cross multiply
    240,231,351.60x = 360,347,027.40 × 163,136,977.20
  4. Step 4: Simplify right side
    240,231,351.60x = 58,785,924,793,041,568
  5. Step 5: Solve for x
    x = 58,785,924,793,041,568/240,231,351.60
  6. Step 6: Final answer
    x = 244,705,465.80

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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.