Home / 100,199,972.34-150,252,585.39-38,817,887.22

Finding the Fourth Proportional to 100,199,972.34, 150,252,585.39 and 38,817,887.22

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Solution

The fourth proportional to 100,199,972.34, 150,252,585.39 and 38,817,887.22 is: 58,208,478.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,199,972.34 : 150,252,585.39 = 38,817,887.22 : x
  2. Step 2: Convert to fraction form
    100,199,972.34/150,252,585.39 = 38,817,887.22/x
  3. Step 3: Cross multiply
    100,199,972.34x = 150,252,585.39 × 38,817,887.22
  4. Step 4: Simplify right side
    100,199,972.34x = 5,832,487,914,182,439
  5. Step 5: Solve for x
    x = 5,832,487,914,182,439/100,199,972.34
  6. Step 6: Final answer
    x = 58,208,478.29

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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.