Home / 352,272,042.20-528,408,063.30-122,217,138.20

Finding the Fourth Proportional to 352,272,042.20, 528,408,063.30 and 122,217,138.20

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Solution

The fourth proportional to 352,272,042.20, 528,408,063.30 and 122,217,138.20 is: 183,325,707.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,272,042.20 : 528,408,063.30 = 122,217,138.20 : x
  2. Step 2: Convert to fraction form
    352,272,042.20/528,408,063.30 = 122,217,138.20/x
  3. Step 3: Cross multiply
    352,272,042.20x = 528,408,063.30 × 122,217,138.20
  4. Step 4: Simplify right side
    352,272,042.20x = 64,580,521,298,330,448
  5. Step 5: Solve for x
    x = 64,580,521,298,330,448/352,272,042.20
  6. Step 6: Final answer
    x = 183,325,707.30

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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.