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Finding the Fourth Proportional to 323,279,016, 484,922,726.28 and 107,868,264

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Solution

The fourth proportional to 323,279,016, 484,922,726.28 and 107,868,264 is: 161,803,798.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,279,016 : 484,922,726.28 = 107,868,264 : x
  2. Step 2: Convert to fraction form
    323,279,016/484,922,726.28 = 107,868,264/x
  3. Step 3: Cross multiply
    323,279,016x = 484,922,726.28 × 107,868,264
  4. Step 4: Simplify right side
    323,279,016x = 52,307,772,657,970,776
  5. Step 5: Solve for x
    x = 52,307,772,657,970,776/323,279,016
  6. Step 6: Final answer
    x = 161,803,798.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.