Home / 340,078,763.70-510,118,145.55-167,891,879.70

Finding the Fourth Proportional to 340,078,763.70, 510,118,145.55 and 167,891,879.70

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Solution

The fourth proportional to 340,078,763.70, 510,118,145.55 and 167,891,879.70 is: 251,837,819.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,078,763.70 : 510,118,145.55 = 167,891,879.70 : x
  2. Step 2: Convert to fraction form
    340,078,763.70/510,118,145.55 = 167,891,879.70/x
  3. Step 3: Cross multiply
    340,078,763.70x = 510,118,145.55 × 167,891,879.70
  4. Step 4: Simplify right side
    340,078,763.70x = 85,644,694,325,467,680
  5. Step 5: Solve for x
    x = 85,644,694,325,467,680/340,078,763.70
  6. Step 6: Final answer
    x = 251,837,819.55

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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.