Home / 488,407,365.39-674,006,421.18-265,389,046.26

Finding the Fourth Proportional to 488,407,365.39, 674,006,421.18 and 265,389,046.26

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Solution

The fourth proportional to 488,407,365.39, 674,006,421.18 and 265,389,046.26 is: 366,239,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,407,365.39 : 674,006,421.18 = 265,389,046.26 : x
  2. Step 2: Convert to fraction form
    488,407,365.39/674,006,421.18 = 265,389,046.26/x
  3. Step 3: Cross multiply
    488,407,365.39x = 674,006,421.18 × 265,389,046.26
  4. Step 4: Simplify right side
    488,407,365.39x = 178,873,921,290,076,032
  5. Step 5: Solve for x
    x = 178,873,921,290,076,032/488,407,365.39
  6. Step 6: Final answer
    x = 366,239,196.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.