Home / 860,691,737.06-1,291,033,311.68-336,114,138.33

Finding the Fourth Proportional to 860,691,737.06, 1,291,033,311.68 and 336,114,138.33

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Solution

The fourth proportional to 860,691,737.06, 1,291,033,311.68 and 336,114,138.33 is: 504,169,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,691,737.06 : 1,291,033,311.68 = 336,114,138.33 : x
  2. Step 2: Convert to fraction form
    860,691,737.06/1,291,033,311.68 = 336,114,138.33/x
  3. Step 3: Cross multiply
    860,691,737.06x = 1,291,033,311.68 × 336,114,138.33
  4. Step 4: Simplify right side
    860,691,737.06x = 433,934,549,109,607,488
  5. Step 5: Solve for x
    x = 433,934,549,109,607,488/860,691,737.06
  6. Step 6: Final answer
    x = 504,169,530.65

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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.