Home / 243,748,725.45-336,373,879.89-132,239,560.49

Finding the Fourth Proportional to 243,748,725.45, 336,373,879.89 and 132,239,560.49

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Solution

The fourth proportional to 243,748,725.45, 336,373,879.89 and 132,239,560.49 is: 182,490,940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,748,725.45 : 336,373,879.89 = 132,239,560.49 : x
  2. Step 2: Convert to fraction form
    243,748,725.45/336,373,879.89 = 132,239,560.49/x
  3. Step 3: Cross multiply
    243,748,725.45x = 336,373,879.89 × 132,239,560.49
  4. Step 4: Simplify right side
    243,748,725.45x = 44,481,934,036,969,648
  5. Step 5: Solve for x
    x = 44,481,934,036,969,648/243,748,725.45
  6. Step 6: Final answer
    x = 182,490,940.02

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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.