Home / 150,764,160.70-208,059,593.82-83,785,941.36

Finding the Fourth Proportional to 150,764,160.70, 208,059,593.82 and 83,785,941.36

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Solution

The fourth proportional to 150,764,160.70, 208,059,593.82 and 83,785,941.36 is: 115,627,406.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,764,160.70 : 208,059,593.82 = 83,785,941.36 : x
  2. Step 2: Convert to fraction form
    150,764,160.70/208,059,593.82 = 83,785,941.36/x
  3. Step 3: Cross multiply
    150,764,160.70x = 208,059,593.82 × 83,785,941.36
  4. Step 4: Simplify right side
    150,764,160.70x = 17,432,468,927,187,938
  5. Step 5: Solve for x
    x = 17,432,468,927,187,938/150,764,160.70
  6. Step 6: Final answer
    x = 115,627,406.71

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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.