Home / 6,478,871,003.52-8,940,797,470.80-3,508,579,282.56

Finding the Fourth Proportional to 6,478,871,003.52, 8,940,797,470.80 and 3,508,579,282.56

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Solution

The fourth proportional to 6,478,871,003.52, 8,940,797,470.80 and 3,508,579,282.56 is: 4,841,815,303.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,871,003.52 : 8,940,797,470.80 = 3,508,579,282.56 : x
  2. Step 2: Convert to fraction form
    6,478,871,003.52/8,940,797,470.80 = 3,508,579,282.56/x
  3. Step 3: Cross multiply
    6,478,871,003.52x = 8,940,797,470.80 × 3,508,579,282.56
  4. Step 4: Simplify right side
    6,478,871,003.52x = 31,369,496,775,613,722,624
  5. Step 5: Solve for x
    x = 31,369,496,775,613,722,624/6,478,871,003.52
  6. Step 6: Final answer
    x = 4,841,815,303.71

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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.