Home / 248,164,220.40-372,246,330.60-156,331,215.60

Finding the Fourth Proportional to 248,164,220.40, 372,246,330.60 and 156,331,215.60

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Solution

The fourth proportional to 248,164,220.40, 372,246,330.60 and 156,331,215.60 is: 234,496,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,164,220.40 : 372,246,330.60 = 156,331,215.60 : x
  2. Step 2: Convert to fraction form
    248,164,220.40/372,246,330.60 = 156,331,215.60/x
  3. Step 3: Cross multiply
    248,164,220.40x = 372,246,330.60 × 156,331,215.60
  4. Step 4: Simplify right side
    248,164,220.40x = 58,193,721,365,337,480
  5. Step 5: Solve for x
    x = 58,193,721,365,337,480/248,164,220.40
  6. Step 6: Final answer
    x = 234,496,823.40

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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.