Home / 152,246,542.68-210,100,331.25-82,631,924.55

Finding the Fourth Proportional to 152,246,542.68, 210,100,331.25 and 82,631,924.55

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Solution

The fourth proportional to 152,246,542.68, 210,100,331.25 and 82,631,924.55 is: 114,032,111.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,246,542.68 : 210,100,331.25 = 82,631,924.55 : x
  2. Step 2: Convert to fraction form
    152,246,542.68/210,100,331.25 = 82,631,924.55/x
  3. Step 3: Cross multiply
    152,246,542.68x = 210,100,331.25 × 82,631,924.55
  4. Step 4: Simplify right side
    152,246,542.68x = 17,360,994,719,780,006
  5. Step 5: Solve for x
    x = 17,360,994,719,780,006/152,246,542.68
  6. Step 6: Final answer
    x = 114,032,111.43

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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.