Home / 254,646,090.79-381,930,760.41-163,169,075.59

Finding the Fourth Proportional to 254,646,090.79, 381,930,760.41 and 163,169,075.59

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Solution

The fourth proportional to 254,646,090.79, 381,930,760.41 and 163,169,075.59 is: 244,729,023.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,646,090.79 : 381,930,760.41 = 163,169,075.59 : x
  2. Step 2: Convert to fraction form
    254,646,090.79/381,930,760.41 = 163,169,075.59/x
  3. Step 3: Cross multiply
    254,646,090.79x = 381,930,760.41 × 163,169,075.59
  4. Step 4: Simplify right side
    254,646,090.79x = 62,319,289,115,485,472
  5. Step 5: Solve for x
    x = 62,319,289,115,485,472/254,646,090.79
  6. Step 6: Final answer
    x = 244,729,023.42

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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.