Home / 259,648,891.26-358,339,507.11-143,755,387.26

Finding the Fourth Proportional to 259,648,891.26, 358,339,507.11 and 143,755,387.26

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Solution

The fourth proportional to 259,648,891.26, 358,339,507.11 and 143,755,387.26 is: 198,395,742.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,648,891.26 : 358,339,507.11 = 143,755,387.26 : x
  2. Step 2: Convert to fraction form
    259,648,891.26/358,339,507.11 = 143,755,387.26/x
  3. Step 3: Cross multiply
    259,648,891.26x = 358,339,507.11 × 143,755,387.26
  4. Step 4: Simplify right side
    259,648,891.26x = 51,513,234,615,155,576
  5. Step 5: Solve for x
    x = 51,513,234,615,155,576/259,648,891.26
  6. Step 6: Final answer
    x = 198,395,742.67

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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.