Home / 329,348,317.08-493,398,909.54-219,843,298.20

Finding the Fourth Proportional to 329,348,317.08, 493,398,909.54 and 219,843,298.20

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Solution

The fourth proportional to 329,348,317.08, 493,398,909.54 and 219,843,298.20 is: 329,348,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,348,317.08 : 493,398,909.54 = 219,843,298.20 : x
  2. Step 2: Convert to fraction form
    329,348,317.08/493,398,909.54 = 219,843,298.20/x
  3. Step 3: Cross multiply
    329,348,317.08x = 493,398,909.54 × 219,843,298.20
  4. Step 4: Simplify right side
    329,348,317.08x = 108,470,443,601,557,040
  5. Step 5: Solve for x
    x = 108,470,443,601,557,040/329,348,317.08
  6. Step 6: Final answer
    x = 329,348,710.70

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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.