Home / 331,629,339.61-497,181,903.64-165,547,607.26

Finding the Fourth Proportional to 331,629,339.61, 497,181,903.64 and 165,547,607.26

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Solution

The fourth proportional to 331,629,339.61, 497,181,903.64 and 165,547,607.26 is: 248,190,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,629,339.61 : 497,181,903.64 = 165,547,607.26 : x
  2. Step 2: Convert to fraction form
    331,629,339.61/497,181,903.64 = 165,547,607.26/x
  3. Step 3: Cross multiply
    331,629,339.61x = 497,181,903.64 × 165,547,607.26
  4. Step 4: Simplify right side
    331,629,339.61x = 82,307,274,520,573,872
  5. Step 5: Solve for x
    x = 82,307,274,520,573,872/331,629,339.61
  6. Step 6: Final answer
    x = 248,190,569.08

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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.