Home / 254,657,767.54-381,986,174.85-79,794,188.29

Finding the Fourth Proportional to 254,657,767.54, 381,986,174.85 and 79,794,188.29

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Solution

The fourth proportional to 254,657,767.54, 381,986,174.85 and 79,794,188.29 is: 119,691,133.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,657,767.54 : 381,986,174.85 = 79,794,188.29 : x
  2. Step 2: Convert to fraction form
    254,657,767.54/381,986,174.85 = 79,794,188.29/x
  3. Step 3: Cross multiply
    254,657,767.54x = 381,986,174.85 × 79,794,188.29
  4. Step 4: Simplify right side
    254,657,767.54x = 30,480,276,760,157,768
  5. Step 5: Solve for x
    x = 30,480,276,760,157,768/254,657,767.54
  6. Step 6: Final answer
    x = 119,691,133.14

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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.