Home / 212,848,619.10-293,675,507.06-124,695,228.04

Finding the Fourth Proportional to 212,848,619.10, 293,675,507.06 and 124,695,228.04

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Solution

The fourth proportional to 212,848,619.10, 293,675,507.06 and 124,695,228.04 is: 172,046,849.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,848,619.10 : 293,675,507.06 = 124,695,228.04 : x
  2. Step 2: Convert to fraction form
    212,848,619.10/293,675,507.06 = 124,695,228.04/x
  3. Step 3: Cross multiply
    212,848,619.10x = 293,675,507.06 × 124,695,228.04
  4. Step 4: Simplify right side
    212,848,619.10x = 36,619,934,322,609,336
  5. Step 5: Solve for x
    x = 36,619,934,322,609,336/212,848,619.10
  6. Step 6: Final answer
    x = 172,046,849.43

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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.