Home / 217,751,405.60-326,627,108.40-156,529,402.40

Finding the Fourth Proportional to 217,751,405.60, 326,627,108.40 and 156,529,402.40

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Solution

The fourth proportional to 217,751,405.60, 326,627,108.40 and 156,529,402.40 is: 234,794,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,751,405.60 : 326,627,108.40 = 156,529,402.40 : x
  2. Step 2: Convert to fraction form
    217,751,405.60/326,627,108.40 = 156,529,402.40/x
  3. Step 3: Cross multiply
    217,751,405.60x = 326,627,108.40 × 156,529,402.40
  4. Step 4: Simplify right side
    217,751,405.60x = 51,126,746,085,492,016
  5. Step 5: Solve for x
    x = 51,126,746,085,492,016/217,751,405.60
  6. Step 6: Final answer
    x = 234,794,103.60

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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.