Home / 176,185,759.86-263,876,073-84,133,978.38

Finding the Fourth Proportional to 176,185,759.86, 263,876,073 and 84,133,978.38

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Solution

The fourth proportional to 176,185,759.86, 263,876,073 and 84,133,978.38 is: 126,008,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,185,759.86 : 263,876,073 = 84,133,978.38 : x
  2. Step 2: Convert to fraction form
    176,185,759.86/263,876,073 = 84,133,978.38/x
  3. Step 3: Cross multiply
    176,185,759.86x = 263,876,073 × 84,133,978.38
  4. Step 4: Simplify right side
    176,185,759.86x = 22,200,943,820,781,300
  5. Step 5: Solve for x
    x = 22,200,943,820,781,300/176,185,759.86
  6. Step 6: Final answer
    x = 126,008,729.87

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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.