Home / 168,902,469.06-253,377,770.47-52,326,988.32

Finding the Fourth Proportional to 168,902,469.06, 253,377,770.47 and 52,326,988.32

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Solution

The fourth proportional to 168,902,469.06, 253,377,770.47 and 52,326,988.32 is: 78,497,938.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,902,469.06 : 253,377,770.47 = 52,326,988.32 : x
  2. Step 2: Convert to fraction form
    168,902,469.06/253,377,770.47 = 52,326,988.32/x
  3. Step 3: Cross multiply
    168,902,469.06x = 253,377,770.47 × 52,326,988.32
  4. Step 4: Simplify right side
    168,902,469.06x = 13,258,495,635,754,050
  5. Step 5: Solve for x
    x = 13,258,495,635,754,050/168,902,469.06
  6. Step 6: Final answer
    x = 78,497,938.54

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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.