Home / 360,911,814.18-498,045,415.93-204,275,557.23

Finding the Fourth Proportional to 360,911,814.18, 498,045,415.93 and 204,275,557.23

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Solution

The fourth proportional to 360,911,814.18, 498,045,415.93 and 204,275,557.23 is: 281,892,974.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,911,814.18 : 498,045,415.93 = 204,275,557.23 : x
  2. Step 2: Convert to fraction form
    360,911,814.18/498,045,415.93 = 204,275,557.23/x
  3. Step 3: Cross multiply
    360,911,814.18x = 498,045,415.93 × 204,275,557.23
  4. Step 4: Simplify right side
    360,911,814.18x = 101,738,504,864,947,872
  5. Step 5: Solve for x
    x = 101,738,504,864,947,872/360,911,814.18
  6. Step 6: Final answer
    x = 281,892,974.59

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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.