Home / 74,139,170.72-102,306,894.36-41,099,102.24

Finding the Fourth Proportional to 74,139,170.72, 102,306,894.36 and 41,099,102.24

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Solution

The fourth proportional to 74,139,170.72, 102,306,894.36 and 41,099,102.24 is: 56,713,899.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,139,170.72 : 102,306,894.36 = 41,099,102.24 : x
  2. Step 2: Convert to fraction form
    74,139,170.72/102,306,894.36 = 41,099,102.24/x
  3. Step 3: Cross multiply
    74,139,170.72x = 102,306,894.36 × 41,099,102.24
  4. Step 4: Simplify right side
    74,139,170.72x = 4,204,721,511,158,519.50
  5. Step 5: Solve for x
    x = 4,204,721,511,158,519.50/74,139,170.72
  6. Step 6: Final answer
    x = 56,713,899.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.