Home / 222,481,348.65-306,996,037.38-121,983,341.04

Finding the Fourth Proportional to 222,481,348.65, 306,996,037.38 and 121,983,341.04

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Solution

The fourth proportional to 222,481,348.65, 306,996,037.38 and 121,983,341.04 is: 168,321,535.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,481,348.65 : 306,996,037.38 = 121,983,341.04 : x
  2. Step 2: Convert to fraction form
    222,481,348.65/306,996,037.38 = 121,983,341.04/x
  3. Step 3: Cross multiply
    222,481,348.65x = 306,996,037.38 × 121,983,341.04
  4. Step 4: Simplify right side
    222,481,348.65x = 37,448,402,325,653,128
  5. Step 5: Solve for x
    x = 37,448,402,325,653,128/222,481,348.65
  6. Step 6: Final answer
    x = 168,321,535.95

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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.