Home / 223,112,037.86-307,799,104.69-139,334,723.86

Finding the Fourth Proportional to 223,112,037.86, 307,799,104.69 and 139,334,723.86

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Solution

The fourth proportional to 223,112,037.86, 307,799,104.69 and 139,334,723.86 is: 192,222,273.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,112,037.86 : 307,799,104.69 = 139,334,723.86 : x
  2. Step 2: Convert to fraction form
    223,112,037.86/307,799,104.69 = 139,334,723.86/x
  3. Step 3: Cross multiply
    223,112,037.86x = 307,799,104.69 × 139,334,723.86
  4. Step 4: Simplify right side
    223,112,037.86x = 42,887,103,256,336,384
  5. Step 5: Solve for x
    x = 42,887,103,256,336,384/223,112,037.86
  6. Step 6: Final answer
    x = 192,222,273.92

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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.