Home / 201,497,093.64-302,244,635.25-78,687,889.02

Finding the Fourth Proportional to 201,497,093.64, 302,244,635.25 and 78,687,889.02

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Solution

The fourth proportional to 201,497,093.64, 302,244,635.25 and 78,687,889.02 is: 118,031,440.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,497,093.64 : 302,244,635.25 = 78,687,889.02 : x
  2. Step 2: Convert to fraction form
    201,497,093.64/302,244,635.25 = 78,687,889.02/x
  3. Step 3: Cross multiply
    201,497,093.64x = 302,244,635.25 × 78,687,889.02
  4. Step 4: Simplify right side
    201,497,093.64x = 23,782,992,315,442,380
  5. Step 5: Solve for x
    x = 23,782,992,315,442,380/201,497,093.64
  6. Step 6: Final answer
    x = 118,031,440.98

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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.