Home / 459,016,809.12-633,434,910.48-250,171,489.44

Finding the Fourth Proportional to 459,016,809.12, 633,434,910.48 and 250,171,489.44

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Solution

The fourth proportional to 459,016,809.12, 633,434,910.48 and 250,171,489.44 is: 345,232,139.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,016,809.12 : 633,434,910.48 = 250,171,489.44 : x
  2. Step 2: Convert to fraction form
    459,016,809.12/633,434,910.48 = 250,171,489.44/x
  3. Step 3: Cross multiply
    459,016,809.12x = 633,434,910.48 × 250,171,489.44
  4. Step 4: Simplify right side
    459,016,809.12x = 158,467,355,018,074,656
  5. Step 5: Solve for x
    x = 158,467,355,018,074,656/459,016,809.12
  6. Step 6: Final answer
    x = 345,232,139.37

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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.