Home / 298,841,053.23-448,397,781.89-153,376,765.83

Finding the Fourth Proportional to 298,841,053.23, 448,397,781.89 and 153,376,765.83

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Solution

The fourth proportional to 298,841,053.23, 448,397,781.89 and 153,376,765.83 is: 230,135,052.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,841,053.23 : 448,397,781.89 = 153,376,765.83 : x
  2. Step 2: Convert to fraction form
    298,841,053.23/448,397,781.89 = 153,376,765.83/x
  3. Step 3: Cross multiply
    298,841,053.23x = 448,397,781.89 × 153,376,765.83
  4. Step 4: Simplify right side
    298,841,053.23x = 68,773,801,590,867,064
  5. Step 5: Solve for x
    x = 68,773,801,590,867,064/298,841,053.23
  6. Step 6: Final answer
    x = 230,135,052.89

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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.