Home / 259,648,894.26-358,339,511.25-143,755,390.26

Finding the Fourth Proportional to 259,648,894.26, 358,339,511.25 and 143,755,390.26

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Solution

The fourth proportional to 259,648,894.26, 358,339,511.25 and 143,755,390.26 is: 198,395,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,648,894.26 : 358,339,511.25 = 143,755,390.26 : x
  2. Step 2: Convert to fraction form
    259,648,894.26/358,339,511.25 = 143,755,390.26/x
  3. Step 3: Cross multiply
    259,648,894.26x = 358,339,511.25 × 143,755,390.26
  4. Step 4: Simplify right side
    259,648,894.26x = 51,513,236,285,321,408
  5. Step 5: Solve for x
    x = 51,513,236,285,321,408/259,648,894.26
  6. Step 6: Final answer
    x = 198,395,746.81

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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.