Home / 135,671,881.68-203,384,659.32-49,349,261.52

Finding the Fourth Proportional to 135,671,881.68, 203,384,659.32 and 49,349,261.52

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Solution

The fourth proportional to 135,671,881.68, 203,384,659.32 and 49,349,261.52 is: 73,979,092.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,671,881.68 : 203,384,659.32 = 49,349,261.52 : x
  2. Step 2: Convert to fraction form
    135,671,881.68/203,384,659.32 = 49,349,261.52/x
  3. Step 3: Cross multiply
    135,671,881.68x = 203,384,659.32 × 49,349,261.52
  4. Step 4: Simplify right side
    135,671,881.68x = 10,036,882,741,938,786
  5. Step 5: Solve for x
    x = 10,036,882,741,938,786/135,671,881.68
  6. Step 6: Final answer
    x = 73,979,092.92

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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.