Home / 310,356,304.32-465,504,228.09-126,134,825.88

Finding the Fourth Proportional to 310,356,304.32, 465,504,228.09 and 126,134,825.88

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Solution

The fourth proportional to 310,356,304.32, 465,504,228.09 and 126,134,825.88 is: 189,189,953.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,356,304.32 : 465,504,228.09 = 126,134,825.88 : x
  2. Step 2: Convert to fraction form
    310,356,304.32/465,504,228.09 = 126,134,825.88/x
  3. Step 3: Cross multiply
    310,356,304.32x = 465,504,228.09 × 126,134,825.88
  4. Step 4: Simplify right side
    310,356,304.32x = 58,716,294,756,535,952
  5. Step 5: Solve for x
    x = 58,716,294,756,535,952/310,356,304.32
  6. Step 6: Final answer
    x = 189,189,953.42

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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.