Home / 361,523,299.23-498,956,688.08-220,476,348.25

Finding the Fourth Proportional to 361,523,299.23, 498,956,688.08 and 220,476,348.25

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Solution

The fourth proportional to 361,523,299.23, 498,956,688.08 and 220,476,348.25 is: 304,290,619.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,523,299.23 : 498,956,688.08 = 220,476,348.25 : x
  2. Step 2: Convert to fraction form
    361,523,299.23/498,956,688.08 = 220,476,348.25/x
  3. Step 3: Cross multiply
    361,523,299.23x = 498,956,688.08 × 220,476,348.25
  4. Step 4: Simplify right side
    361,523,299.23x = 110,008,148,521,269,728
  5. Step 5: Solve for x
    x = 110,008,148,521,269,728/361,523,299.23
  6. Step 6: Final answer
    x = 304,290,619.04

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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.