Home / 162,185,573.52-223,814,309.64-87,844,284.56

Finding the Fourth Proportional to 162,185,573.52, 223,814,309.64 and 87,844,284.56

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Solution

The fourth proportional to 162,185,573.52, 223,814,309.64 and 87,844,284.56 is: 121,224,147.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,185,573.52 : 223,814,309.64 = 87,844,284.56 : x
  2. Step 2: Convert to fraction form
    162,185,573.52/223,814,309.64 = 87,844,284.56/x
  3. Step 3: Cross multiply
    162,185,573.52x = 223,814,309.64 × 87,844,284.56
  4. Step 4: Simplify right side
    162,185,573.52x = 19,660,807,904,616,112
  5. Step 5: Solve for x
    x = 19,660,807,904,616,112/162,185,573.52
  6. Step 6: Final answer
    x = 121,224,147.61

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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.