Home / 361,523,300.73-498,956,690.15-220,476,349.76

Finding the Fourth Proportional to 361,523,300.73, 498,956,690.15 and 220,476,349.76

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Solution

The fourth proportional to 361,523,300.73, 498,956,690.15 and 220,476,349.76 is: 304,290,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,523,300.73 : 498,956,690.15 = 220,476,349.76 : x
  2. Step 2: Convert to fraction form
    361,523,300.73/498,956,690.15 = 220,476,349.76/x
  3. Step 3: Cross multiply
    361,523,300.73x = 498,956,690.15 × 220,476,349.76
  4. Step 4: Simplify right side
    361,523,300.73x = 110,008,149,729,006,176
  5. Step 5: Solve for x
    x = 110,008,149,729,006,176/361,523,300.73
  6. Step 6: Final answer
    x = 304,290,621.12

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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.