Home / 147,258,003.70-220,887,005.55-50,181,447.70

Finding the Fourth Proportional to 147,258,003.70, 220,887,005.55 and 50,181,447.70

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Solution

The fourth proportional to 147,258,003.70, 220,887,005.55 and 50,181,447.70 is: 75,272,171.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258,003.70 : 220,887,005.55 = 50,181,447.70 : x
  2. Step 2: Convert to fraction form
    147,258,003.70/220,887,005.55 = 50,181,447.70/x
  3. Step 3: Cross multiply
    147,258,003.70x = 220,887,005.55 × 50,181,447.70
  4. Step 4: Simplify right side
    147,258,003.70x = 11,084,429,716,616,936
  5. Step 5: Solve for x
    x = 11,084,429,716,616,936/147,258,003.70
  6. Step 6: Final answer
    x = 75,272,171.55

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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.