Home / 163,904,390.15-226,188,658.46-89,564,959.62

Finding the Fourth Proportional to 163,904,390.15, 226,188,658.46 and 89,564,959.62

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Solution

The fourth proportional to 163,904,390.15, 226,188,658.46 and 89,564,959.62 is: 123,599,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,904,390.15 : 226,188,658.46 = 89,564,959.62 : x
  2. Step 2: Convert to fraction form
    163,904,390.15/226,188,658.46 = 89,564,959.62/x
  3. Step 3: Cross multiply
    163,904,390.15x = 226,188,658.46 × 89,564,959.62
  4. Step 4: Simplify right side
    163,904,390.15x = 20,258,578,061,695,784
  5. Step 5: Solve for x
    x = 20,258,578,061,695,784/163,904,390.15
  6. Step 6: Final answer
    x = 123,599,972.18

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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.