Home / 254,209,305.68-350,798,511.12-144,198,656.72

Finding the Fourth Proportional to 254,209,305.68, 350,798,511.12 and 144,198,656.72

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Solution

The fourth proportional to 254,209,305.68, 350,798,511.12 and 144,198,656.72 is: 198,988,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,209,305.68 : 350,798,511.12 = 144,198,656.72 : x
  2. Step 2: Convert to fraction form
    254,209,305.68/350,798,511.12 = 144,198,656.72/x
  3. Step 3: Cross multiply
    254,209,305.68x = 350,798,511.12 × 144,198,656.72
  4. Step 4: Simplify right side
    254,209,305.68x = 50,584,674,082,879,984
  5. Step 5: Solve for x
    x = 50,584,674,082,879,984/254,209,305.68
  6. Step 6: Final answer
    x = 198,988,286.24

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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.