Home / 837,131,049.40-1,255,696,574.10-254,860,670.20

Finding the Fourth Proportional to 837,131,049.40, 1,255,696,574.10 and 254,860,670.20

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Solution

The fourth proportional to 837,131,049.40, 1,255,696,574.10 and 254,860,670.20 is: 382,291,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,131,049.40 : 1,255,696,574.10 = 254,860,670.20 : x
  2. Step 2: Convert to fraction form
    837,131,049.40/1,255,696,574.10 = 254,860,670.20/x
  3. Step 3: Cross multiply
    837,131,049.40x = 1,255,696,574.10 × 254,860,670.20
  4. Step 4: Simplify right side
    837,131,049.40x = 320,027,670,442,969,920
  5. Step 5: Solve for x
    x = 320,027,670,442,969,920/837,131,049.40
  6. Step 6: Final answer
    x = 382,291,005.30

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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.