Home / 156,846,997.88-216,494,439.06-104,635,904.74

Finding the Fourth Proportional to 156,846,997.88, 216,494,439.06 and 104,635,904.74

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Solution

The fourth proportional to 156,846,997.88, 216,494,439.06 and 104,635,904.74 is: 144,427,957.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,846,997.88 : 216,494,439.06 = 104,635,904.74 : x
  2. Step 2: Convert to fraction form
    156,846,997.88/216,494,439.06 = 104,635,904.74/x
  3. Step 3: Cross multiply
    156,846,997.88x = 216,494,439.06 × 104,635,904.74
  4. Step 4: Simplify right side
    156,846,997.88x = 22,653,091,502,221,896
  5. Step 5: Solve for x
    x = 22,653,091,502,221,896/156,846,997.88
  6. Step 6: Final answer
    x = 144,427,957.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.