Home / 219,650,689.41-329,495,183.07-72,053,996.01

Finding the Fourth Proportional to 219,650,689.41, 329,495,183.07 and 72,053,996.01

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Solution

The fourth proportional to 219,650,689.41, 329,495,183.07 and 72,053,996.01 is: 108,087,275.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,650,689.41 : 329,495,183.07 = 72,053,996.01 : x
  2. Step 2: Convert to fraction form
    219,650,689.41/329,495,183.07 = 72,053,996.01/x
  3. Step 3: Cross multiply
    219,650,689.41x = 329,495,183.07 × 72,053,996.01
  4. Step 4: Simplify right side
    219,650,689.41x = 23,741,444,604,592,520
  5. Step 5: Solve for x
    x = 23,741,444,604,592,520/219,650,689.41
  6. Step 6: Final answer
    x = 108,087,275.61

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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.