Home / 1,079,908,301.70-1,619,862,456.56-303,553,962.44

Finding the Fourth Proportional to 1,079,908,301.70, 1,619,862,456.56 and 303,553,962.44

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Solution

The fourth proportional to 1,079,908,301.70, 1,619,862,456.56 and 303,553,962.44 is: 455,330,944.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,908,301.70 : 1,619,862,456.56 = 303,553,962.44 : x
  2. Step 2: Convert to fraction form
    1,079,908,301.70/1,619,862,456.56 = 303,553,962.44/x
  3. Step 3: Cross multiply
    1,079,908,301.70x = 1,619,862,456.56 × 303,553,962.44
  4. Step 4: Simplify right side
    1,079,908,301.70x = 491,715,667,286,963,328
  5. Step 5: Solve for x
    x = 491,715,667,286,963,328/1,079,908,301.70
  6. Step 6: Final answer
    x = 455,330,944.78

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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.