Home / 225,862,173.54-311,514,078.15-163,372,683.96

Finding the Fourth Proportional to 225,862,173.54, 311,514,078.15 and 163,372,683.96

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Solution

The fourth proportional to 225,862,173.54, 311,514,078.15 and 163,372,683.96 is: 225,327,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,862,173.54 : 311,514,078.15 = 163,372,683.96 : x
  2. Step 2: Convert to fraction form
    225,862,173.54/311,514,078.15 = 163,372,683.96/x
  3. Step 3: Cross multiply
    225,862,173.54x = 311,514,078.15 × 163,372,683.96
  4. Step 4: Simplify right side
    225,862,173.54x = 50,892,891,038,690,688
  5. Step 5: Solve for x
    x = 50,892,891,038,690,688/225,862,173.54
  6. Step 6: Final answer
    x = 225,327,199.51

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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.