Home / 236,196,305.40-354,294,458.10-220,890,804.60

Finding the Fourth Proportional to 236,196,305.40, 354,294,458.10 and 220,890,804.60

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Solution

The fourth proportional to 236,196,305.40, 354,294,458.10 and 220,890,804.60 is: 331,336,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,305.40 : 354,294,458.10 = 220,890,804.60 : x
  2. Step 2: Convert to fraction form
    236,196,305.40/354,294,458.10 = 220,890,804.60/x
  3. Step 3: Cross multiply
    236,196,305.40x = 354,294,458.10 × 220,890,804.60
  4. Step 4: Simplify right side
    236,196,305.40x = 78,260,387,915,029,984
  5. Step 5: Solve for x
    x = 78,260,387,915,029,984/236,196,305.40
  6. Step 6: Final answer
    x = 331,336,206.90

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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.