Home / 201,789,687.28-302,684,534.90-48,435,743.72

Finding the Fourth Proportional to 201,789,687.28, 302,684,534.90 and 48,435,743.72

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Solution

The fourth proportional to 201,789,687.28, 302,684,534.90 and 48,435,743.72 is: 72,653,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,789,687.28 : 302,684,534.90 = 48,435,743.72 : x
  2. Step 2: Convert to fraction form
    201,789,687.28/302,684,534.90 = 48,435,743.72/x
  3. Step 3: Cross multiply
    201,789,687.28x = 302,684,534.90 × 48,435,743.72
  4. Step 4: Simplify right side
    201,789,687.28x = 14,660,750,560,423,794
  5. Step 5: Solve for x
    x = 14,660,750,560,423,794/201,789,687.28
  6. Step 6: Final answer
    x = 72,653,616.54

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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.