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Finding the Fourth Proportional to 172,404,798.60, 241,971,379.80 and 172,404,798.60

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Solution

The fourth proportional to 172,404,798.60, 241,971,379.80 and 172,404,798.60 is: 241,971,379.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,404,798.60 : 241,971,379.80 = 172,404,798.60 : x
  2. Step 2: Convert to fraction form
    172,404,798.60/241,971,379.80 = 172,404,798.60/x
  3. Step 3: Cross multiply
    172,404,798.60x = 241,971,379.80 × 172,404,798.60
  4. Step 4: Simplify right side
    172,404,798.60x = 41,717,027,001,383,112
  5. Step 5: Solve for x
    x = 41,717,027,001,383,112/172,404,798.60
  6. Step 6: Final answer
    x = 241,971,379.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.