Home / 224,567,999.20-336,851,998.80-127,822,117.60

Finding the Fourth Proportional to 224,567,999.20, 336,851,998.80 and 127,822,117.60

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Solution

The fourth proportional to 224,567,999.20, 336,851,998.80 and 127,822,117.60 is: 191,733,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,567,999.20 : 336,851,998.80 = 127,822,117.60 : x
  2. Step 2: Convert to fraction form
    224,567,999.20/336,851,998.80 = 127,822,117.60/x
  3. Step 3: Cross multiply
    224,567,999.20x = 336,851,998.80 × 127,822,117.60
  4. Step 4: Simplify right side
    224,567,999.20x = 43,057,135,804,408,656
  5. Step 5: Solve for x
    x = 43,057,135,804,408,656/224,567,999.20
  6. Step 6: Final answer
    x = 191,733,176.40

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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.