Home / 368,428,650.71-508,438,614.87-201,171,543.56

Finding the Fourth Proportional to 368,428,650.71, 508,438,614.87 and 201,171,543.56

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Solution

The fourth proportional to 368,428,650.71, 508,438,614.87 and 201,171,543.56 is: 277,620,594.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,428,650.71 : 508,438,614.87 = 201,171,543.56 : x
  2. Step 2: Convert to fraction form
    368,428,650.71/508,438,614.87 = 201,171,543.56/x
  3. Step 3: Cross multiply
    368,428,650.71x = 508,438,614.87 × 201,171,543.56
  4. Step 4: Simplify right side
    368,428,650.71x = 102,283,380,956,364,080
  5. Step 5: Solve for x
    x = 102,283,380,956,364,080/368,428,650.71
  6. Step 6: Final answer
    x = 277,620,594.27

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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.