Home / 319,687,411.48-441,168,622.32-173,009,695.48

Finding the Fourth Proportional to 319,687,411.48, 441,168,622.32 and 173,009,695.48

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Solution

The fourth proportional to 319,687,411.48, 441,168,622.32 and 173,009,695.48 is: 238,753,376.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,687,411.48 : 441,168,622.32 = 173,009,695.48 : x
  2. Step 2: Convert to fraction form
    319,687,411.48/441,168,622.32 = 173,009,695.48/x
  3. Step 3: Cross multiply
    319,687,411.48x = 441,168,622.32 × 173,009,695.48
  4. Step 4: Simplify right side
    319,687,411.48x = 76,326,449,002,914,320
  5. Step 5: Solve for x
    x = 76,326,449,002,914,320/319,687,411.48
  6. Step 6: Final answer
    x = 238,753,376.77

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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.