Home / 320,699,387.04-442,566,367.94-174,021,671.04

Finding the Fourth Proportional to 320,699,387.04, 442,566,367.94 and 174,021,671.04

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Solution

The fourth proportional to 320,699,387.04, 442,566,367.94 and 174,021,671.04 is: 240,150,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,699,387.04 : 442,566,367.94 = 174,021,671.04 : x
  2. Step 2: Convert to fraction form
    320,699,387.04/442,566,367.94 = 174,021,671.04/x
  3. Step 3: Cross multiply
    320,699,387.04x = 442,566,367.94 × 174,021,671.04
  4. Step 4: Simplify right side
    320,699,387.04x = 77,016,138,895,022,272
  5. Step 5: Solve for x
    x = 77,016,138,895,022,272/320,699,387.04
  6. Step 6: Final answer
    x = 240,150,564.70

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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.