Home / 100,393,414.94-150,597,040.31-42,042,341.90

Finding the Fourth Proportional to 100,393,414.94, 150,597,040.31 and 42,042,341.90

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Solution

The fourth proportional to 100,393,414.94, 150,597,040.31 and 42,042,341.90 is: 63,066,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,393,414.94 : 150,597,040.31 = 42,042,341.90 : x
  2. Step 2: Convert to fraction form
    100,393,414.94/150,597,040.31 = 42,042,341.90/x
  3. Step 3: Cross multiply
    100,393,414.94x = 150,597,040.31 × 42,042,341.90
  4. Step 4: Simplify right side
    100,393,414.94x = 6,331,452,257,841,102
  5. Step 5: Solve for x
    x = 6,331,452,257,841,102/100,393,414.94
  6. Step 6: Final answer
    x = 63,066,409.90

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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.