Home / 55,400,443.52-83,478,813.80-45,524,301.44

Finding the Fourth Proportional to 55,400,443.52, 83,478,813.80 and 45,524,301.44

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Solution

The fourth proportional to 55,400,443.52, 83,478,813.80 and 45,524,301.44 is: 68,597,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,400,443.52 : 83,478,813.80 = 45,524,301.44 : x
  2. Step 2: Convert to fraction form
    55,400,443.52/83,478,813.80 = 45,524,301.44/x
  3. Step 3: Cross multiply
    55,400,443.52x = 83,478,813.80 × 45,524,301.44
  4. Step 4: Simplify right side
    55,400,443.52x = 3,800,314,683,284,831.50
  5. Step 5: Solve for x
    x = 3,800,314,683,284,831.50/55,400,443.52
  6. Step 6: Final answer
    x = 68,597,188.79

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.