Home / 327,231,109.12-451,578,616.32-180,553,400.32

Finding the Fourth Proportional to 327,231,109.12, 451,578,616.32 and 180,553,400.32

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Solution

The fourth proportional to 327,231,109.12, 451,578,616.32 and 180,553,400.32 is: 249,163,519.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,231,109.12 : 451,578,616.32 = 180,553,400.32 : x
  2. Step 2: Convert to fraction form
    327,231,109.12/451,578,616.32 = 180,553,400.32/x
  3. Step 3: Cross multiply
    327,231,109.12x = 451,578,616.32 × 180,553,400.32
  4. Step 4: Simplify right side
    327,231,109.12x = 81,534,054,688,376,640
  5. Step 5: Solve for x
    x = 81,534,054,688,376,640/327,231,109.12
  6. Step 6: Final answer
    x = 249,163,519.04

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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.