Home / 236,196,250.60-354,294,375.90-213,237,999.40

Finding the Fourth Proportional to 236,196,250.60, 354,294,375.90 and 213,237,999.40

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Solution

The fourth proportional to 236,196,250.60, 354,294,375.90 and 213,237,999.40 is: 319,856,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,250.60 : 354,294,375.90 = 213,237,999.40 : x
  2. Step 2: Convert to fraction form
    236,196,250.60/354,294,375.90 = 213,237,999.40/x
  3. Step 3: Cross multiply
    236,196,250.60x = 354,294,375.90 × 213,237,999.40
  4. Step 4: Simplify right side
    236,196,250.60x = 75,549,023,915,587,568
  5. Step 5: Solve for x
    x = 75,549,023,915,587,568/236,196,250.60
  6. Step 6: Final answer
    x = 319,856,999.10

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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.