Home / 334,568,856.30-501,658,422.75-129,857,783.10

Finding the Fourth Proportional to 334,568,856.30, 501,658,422.75 and 129,857,783.10

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Solution

The fourth proportional to 334,568,856.30, 501,658,422.75 and 129,857,783.10 is: 194,711,042.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,568,856.30 : 501,658,422.75 = 129,857,783.10 : x
  2. Step 2: Convert to fraction form
    334,568,856.30/501,658,422.75 = 129,857,783.10/x
  3. Step 3: Cross multiply
    334,568,856.30x = 501,658,422.75 × 129,857,783.10
  4. Step 4: Simplify right side
    334,568,856.30x = 65,144,250,651,757,600
  5. Step 5: Solve for x
    x = 65,144,250,651,757,600/334,568,856.30
  6. Step 6: Final answer
    x = 194,711,042.06

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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.