Home / 634,443,659.94-951,449,967.54-219,823,714.38

Finding the Fourth Proportional to 634,443,659.94, 951,449,967.54 and 219,823,714.38

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Solution

The fourth proportional to 634,443,659.94, 951,449,967.54 and 219,823,714.38 is: 329,660,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,443,659.94 : 951,449,967.54 = 219,823,714.38 : x
  2. Step 2: Convert to fraction form
    634,443,659.94/951,449,967.54 = 219,823,714.38/x
  3. Step 3: Cross multiply
    634,443,659.94x = 951,449,967.54 × 219,823,714.38
  4. Step 4: Simplify right side
    634,443,659.94x = 209,151,265,911,373,216
  5. Step 5: Solve for x
    x = 209,151,265,911,373,216/634,443,659.94
  6. Step 6: Final answer
    x = 329,660,896.81

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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.