Home / 228,035,513.20-314,689,428.22-123,613,261.60

Finding the Fourth Proportional to 228,035,513.20, 314,689,428.22 and 123,613,261.60

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Solution

The fourth proportional to 228,035,513.20, 314,689,428.22 and 123,613,261.60 is: 170,586,528.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,035,513.20 : 314,689,428.22 = 123,613,261.60 : x
  2. Step 2: Convert to fraction form
    228,035,513.20/314,689,428.22 = 123,613,261.60/x
  3. Step 3: Cross multiply
    228,035,513.20x = 314,689,428.22 × 123,613,261.60
  4. Step 4: Simplify right side
    228,035,513.20x = 38,899,786,613,313,288
  5. Step 5: Solve for x
    x = 38,899,786,613,313,288/228,035,513.20
  6. Step 6: Final answer
    x = 170,586,528.68

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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.