Home / 8,478,665,652.27-12,719,379,973.37-2,503,395,835.23

Finding the Fourth Proportional to 8,478,665,652.27, 12,719,379,973.37 and 2,503,395,835.23

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Solution

The fourth proportional to 8,478,665,652.27, 12,719,379,973.37 and 2,503,395,835.23 is: 3,755,501,650.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,665,652.27 : 12,719,379,973.37 = 2,503,395,835.23 : x
  2. Step 2: Convert to fraction form
    8,478,665,652.27/12,719,379,973.37 = 2,503,395,835.23/x
  3. Step 3: Cross multiply
    8,478,665,652.27x = 12,719,379,973.37 × 2,503,395,835.23
  4. Step 4: Simplify right side
    8,478,665,652.27x = 31,841,642,852,029,808,640
  5. Step 5: Solve for x
    x = 31,841,642,852,029,808,640/8,478,665,652.27
  6. Step 6: Final answer
    x = 3,755,501,650.61

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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.