Home / 254,209,138.68-350,798,281.68-144,198,489.72

Finding the Fourth Proportional to 254,209,138.68, 350,798,281.68 and 144,198,489.72

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Solution

The fourth proportional to 254,209,138.68, 350,798,281.68 and 144,198,489.72 is: 198,988,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,209,138.68 : 350,798,281.68 = 144,198,489.72 : x
  2. Step 2: Convert to fraction form
    254,209,138.68/350,798,281.68 = 144,198,489.72/x
  3. Step 3: Cross multiply
    254,209,138.68x = 350,798,281.68 × 144,198,489.72
  4. Step 4: Simplify right side
    254,209,138.68x = 50,584,582,414,627,144
  5. Step 5: Solve for x
    x = 50,584,582,414,627,144/254,209,138.68
  6. Step 6: Final answer
    x = 198,988,056.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.