Home / 100,926,185.81-139,278,192.39-54,516,439.98

Finding the Fourth Proportional to 100,926,185.81, 139,278,192.39 and 54,516,439.98

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Solution

The fourth proportional to 100,926,185.81, 139,278,192.39 and 54,516,439.98 is: 75,232,717.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,185.81 : 139,278,192.39 = 54,516,439.98 : x
  2. Step 2: Convert to fraction form
    100,926,185.81/139,278,192.39 = 54,516,439.98/x
  3. Step 3: Cross multiply
    100,926,185.81x = 139,278,192.39 × 54,516,439.98
  4. Step 4: Simplify right side
    100,926,185.81x = 7,592,951,215,952,327
  5. Step 5: Solve for x
    x = 7,592,951,215,952,327/100,926,185.81
  6. Step 6: Final answer
    x = 75,232,717.41

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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.