Home / 240,389,998.40-360,584,997.60-149,690,734.40

Finding the Fourth Proportional to 240,389,998.40, 360,584,997.60 and 149,690,734.40

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Solution

The fourth proportional to 240,389,998.40, 360,584,997.60 and 149,690,734.40 is: 224,536,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,389,998.40 : 360,584,997.60 = 149,690,734.40 : x
  2. Step 2: Convert to fraction form
    240,389,998.40/360,584,997.60 = 149,690,734.40/x
  3. Step 3: Cross multiply
    240,389,998.40x = 360,584,997.60 × 149,690,734.40
  4. Step 4: Simplify right side
    240,389,998.40x = 53,976,233,104,366,240
  5. Step 5: Solve for x
    x = 53,976,233,104,366,240/240,389,998.40
  6. Step 6: Final answer
    x = 224,536,101.60

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1.5x scale

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.