Home / 243,748,732.28-336,373,889.40-132,239,567.39

Finding the Fourth Proportional to 243,748,732.28, 336,373,889.40 and 132,239,567.39

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Solution

The fourth proportional to 243,748,732.28, 336,373,889.40 and 132,239,567.39 is: 182,490,949.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,748,732.28 : 336,373,889.40 = 132,239,567.39 : x
  2. Step 2: Convert to fraction form
    243,748,732.28/336,373,889.40 = 132,239,567.39/x
  3. Step 3: Cross multiply
    243,748,732.28x = 336,373,889.40 × 132,239,567.39
  4. Step 4: Simplify right side
    243,748,732.28x = 44,481,937,613,865,832
  5. Step 5: Solve for x
    x = 44,481,937,613,865,832/243,748,732.28
  6. Step 6: Final answer
    x = 182,490,949.59

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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.