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Finding the Fourth Proportional to 327,963,706.70, 491,946,493.92 and 94,813,398.74

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Solution

The fourth proportional to 327,963,706.70, 491,946,493.92 and 94,813,398.74 is: 142,220,368.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,963,706.70 : 491,946,493.92 = 94,813,398.74 : x
  2. Step 2: Convert to fraction form
    327,963,706.70/491,946,493.92 = 94,813,398.74/x
  3. Step 3: Cross multiply
    327,963,706.70x = 491,946,493.92 × 94,813,398.74
  4. Step 4: Simplify right side
    327,963,706.70x = 46,643,119,084,322,216
  5. Step 5: Solve for x
    x = 46,643,119,084,322,216/327,963,706.70
  6. Step 6: Final answer
    x = 142,220,368.08

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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.