Home / 331,629,339.09-497,181,902.86-165,547,606.74

Finding the Fourth Proportional to 331,629,339.09, 497,181,902.86 and 165,547,606.74

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Solution

The fourth proportional to 331,629,339.09, 497,181,902.86 and 165,547,606.74 is: 248,190,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,629,339.09 : 497,181,902.86 = 165,547,606.74 : x
  2. Step 2: Convert to fraction form
    331,629,339.09/497,181,902.86 = 165,547,606.74/x
  3. Step 3: Cross multiply
    331,629,339.09x = 497,181,902.86 × 165,547,606.74
  4. Step 4: Simplify right side
    331,629,339.09x = 82,307,274,132,912,176
  5. Step 5: Solve for x
    x = 82,307,274,132,912,176/331,629,339.09
  6. Step 6: Final answer
    x = 248,190,568.30

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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.