Home / 228,906,071.70-343,359,107.55-219,977,862.90

Finding the Fourth Proportional to 228,906,071.70, 343,359,107.55 and 219,977,862.90

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Solution

The fourth proportional to 228,906,071.70, 343,359,107.55 and 219,977,862.90 is: 329,966,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,906,071.70 : 343,359,107.55 = 219,977,862.90 : x
  2. Step 2: Convert to fraction form
    228,906,071.70/343,359,107.55 = 219,977,862.90/x
  3. Step 3: Cross multiply
    228,906,071.70x = 343,359,107.55 × 219,977,862.90
  4. Step 4: Simplify right side
    228,906,071.70x = 75,531,402,686,100,256
  5. Step 5: Solve for x
    x = 75,531,402,686,100,256/228,906,071.70
  6. Step 6: Final answer
    x = 329,966,794.35

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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.