Home / 334,568,854.14-501,658,419.48-129,857,780.94

Finding the Fourth Proportional to 334,568,854.14, 501,658,419.48 and 129,857,780.94

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Solution

The fourth proportional to 334,568,854.14, 501,658,419.48 and 129,857,780.94 is: 194,711,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,568,854.14 : 501,658,419.48 = 129,857,780.94 : x
  2. Step 2: Convert to fraction form
    334,568,854.14/501,658,419.48 = 129,857,780.94/x
  3. Step 3: Cross multiply
    334,568,854.14x = 501,658,419.48 × 129,857,780.94
  4. Step 4: Simplify right side
    334,568,854.14x = 65,144,249,143,540,472
  5. Step 5: Solve for x
    x = 65,144,249,143,540,472/334,568,854.14
  6. Step 6: Final answer
    x = 194,711,038.81

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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.