Home / 212,216,955.22-292,856,398.45-119,397,241.63

Finding the Fourth Proportional to 212,216,955.22, 292,856,398.45 and 119,397,241.63

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Solution

The fourth proportional to 212,216,955.22, 292,856,398.45 and 119,397,241.63 is: 164,766,505.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,216,955.22 : 292,856,398.45 = 119,397,241.63 : x
  2. Step 2: Convert to fraction form
    212,216,955.22/292,856,398.45 = 119,397,241.63/x
  3. Step 3: Cross multiply
    212,216,955.22x = 292,856,398.45 × 119,397,241.63
  4. Step 4: Simplify right side
    212,216,955.22x = 34,966,246,168,626,204
  5. Step 5: Solve for x
    x = 34,966,246,168,626,204/212,216,955.22
  6. Step 6: Final answer
    x = 164,766,505.73

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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.