Home / 746,682,720.70-1,120,024,081.05-501,156,978.70

Finding the Fourth Proportional to 746,682,720.70, 1,120,024,081.05 and 501,156,978.70

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Solution

The fourth proportional to 746,682,720.70, 1,120,024,081.05 and 501,156,978.70 is: 751,735,468.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,682,720.70 : 1,120,024,081.05 = 501,156,978.70 : x
  2. Step 2: Convert to fraction form
    746,682,720.70/1,120,024,081.05 = 501,156,978.70/x
  3. Step 3: Cross multiply
    746,682,720.70x = 1,120,024,081.05 × 501,156,978.70
  4. Step 4: Simplify right side
    746,682,720.70x = 561,307,884,530,261,888
  5. Step 5: Solve for x
    x = 561,307,884,530,261,888/746,682,720.70
  6. Step 6: Final answer
    x = 751,735,468.05

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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.