Home / 1,131,255,467.16-1,695,782,691-540,892,291.29

Finding the Fourth Proportional to 1,131,255,467.16, 1,695,782,691 and 540,892,291.29

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Solution

The fourth proportional to 1,131,255,467.16, 1,695,782,691 and 540,892,291.29 is: 810,812,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,255,467.16 : 1,695,782,691 = 540,892,291.29 : x
  2. Step 2: Convert to fraction form
    1,131,255,467.16/1,695,782,691 = 540,892,291.29/x
  3. Step 3: Cross multiply
    1,131,255,467.16x = 1,695,782,691 × 540,892,291.29
  4. Step 4: Simplify right side
    1,131,255,467.16x = 917,235,785,264,912,000
  5. Step 5: Solve for x
    x = 917,235,785,264,912,000/1,131,255,467.16
  6. Step 6: Final answer
    x = 810,812,245.24

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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.