Home / 320,714,446.25-442,585,935.91-174,036,730.25

Finding the Fourth Proportional to 320,714,446.25, 442,585,935.91 and 174,036,730.25

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Solution

The fourth proportional to 320,714,446.25, 442,585,935.91 and 174,036,730.25 is: 240,170,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,714,446.25 : 442,585,935.91 = 174,036,730.25 : x
  2. Step 2: Convert to fraction form
    320,714,446.25/442,585,935.91 = 174,036,730.25/x
  3. Step 3: Cross multiply
    320,714,446.25x = 442,585,935.91 × 174,036,730.25
  4. Step 4: Simplify right side
    320,714,446.25x = 77,026,209,140,412,464
  5. Step 5: Solve for x
    x = 77,026,209,140,412,464/320,714,446.25
  6. Step 6: Final answer
    x = 240,170,687.79

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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.