Home / 259,566,602.64-389,367,228.36-91,285,178.52

Finding the Fourth Proportional to 259,566,602.64, 389,367,228.36 and 91,285,178.52

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Solution

The fourth proportional to 259,566,602.64, 389,367,228.36 and 91,285,178.52 is: 136,933,860.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,566,602.64 : 389,367,228.36 = 91,285,178.52 : x
  2. Step 2: Convert to fraction form
    259,566,602.64/389,367,228.36 = 91,285,178.52/x
  3. Step 3: Cross multiply
    259,566,602.64x = 389,367,228.36 × 91,285,178.52
  4. Step 4: Simplify right side
    259,566,602.64x = 35,543,456,950,680,208
  5. Step 5: Solve for x
    x = 35,543,456,950,680,208/259,566,602.64
  6. Step 6: Final answer
    x = 136,933,860.48

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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.