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Finding the Fourth Proportional to 296,611,606.80, 444,917,410.20 and 92,202,339.60

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Solution

The fourth proportional to 296,611,606.80, 444,917,410.20 and 92,202,339.60 is: 138,303,509.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,611,606.80 : 444,917,410.20 = 92,202,339.60 : x
  2. Step 2: Convert to fraction form
    296,611,606.80/444,917,410.20 = 92,202,339.60/x
  3. Step 3: Cross multiply
    296,611,606.80x = 444,917,410.20 × 92,202,339.60
  4. Step 4: Simplify right side
    296,611,606.80x = 41,022,426,149,212,904
  5. Step 5: Solve for x
    x = 41,022,426,149,212,904/296,611,606.80
  6. Step 6: Final answer
    x = 138,303,509.40

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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.