Home / 202,328,118.52-279,183,086.28-113,009,056.54

Finding the Fourth Proportional to 202,328,118.52, 279,183,086.28 and 113,009,056.54

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Solution

The fourth proportional to 202,328,118.52, 279,183,086.28 and 113,009,056.54 is: 155,935,899.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,328,118.52 : 279,183,086.28 = 113,009,056.54 : x
  2. Step 2: Convert to fraction form
    202,328,118.52/279,183,086.28 = 113,009,056.54/x
  3. Step 3: Cross multiply
    202,328,118.52x = 279,183,086.28 × 113,009,056.54
  4. Step 4: Simplify right side
    202,328,118.52x = 31,550,217,181,730,256
  5. Step 5: Solve for x
    x = 31,550,217,181,730,256/202,328,118.52
  6. Step 6: Final answer
    x = 155,935,899.63

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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.