Home / 72,765,876,887.10-109,148,815,330.65-44,481,311,408.70

Finding the Fourth Proportional to 72,765,876,887.10, 109,148,815,330.65 and 44,481,311,408.70

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Solution

The fourth proportional to 72,765,876,887.10, 109,148,815,330.65 and 44,481,311,408.70 is: 66,721,967,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,765,876,887.10 : 109,148,815,330.65 = 44,481,311,408.70 : x
  2. Step 2: Convert to fraction form
    72,765,876,887.10/109,148,815,330.65 = 44,481,311,408.70/x
  3. Step 3: Cross multiply
    72,765,876,887.10x = 109,148,815,330.65 × 44,481,311,408.70
  4. Step 4: Simplify right side
    72,765,876,887.10x = 4,855,082,444,613,330,403,328
  5. Step 5: Solve for x
    x = 4,855,082,444,613,330,403,328/72,765,876,887.10
  6. Step 6: Final answer
    x = 66,721,967,113.05

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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.