Home / 74,614,381.86-102,968,255.44-43,271,014.38

Finding the Fourth Proportional to 74,614,381.86, 102,968,255.44 and 43,271,014.38

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Solution

The fourth proportional to 74,614,381.86, 102,968,255.44 and 43,271,014.38 is: 59,714,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,614,381.86 : 102,968,255.44 = 43,271,014.38 : x
  2. Step 2: Convert to fraction form
    74,614,381.86/102,968,255.44 = 43,271,014.38/x
  3. Step 3: Cross multiply
    74,614,381.86x = 102,968,255.44 × 43,271,014.38
  4. Step 4: Simplify right side
    74,614,381.86x = 4,455,540,861,827,753.50
  5. Step 5: Solve for x
    x = 4,455,540,861,827,753.50/74,614,381.86
  6. Step 6: Final answer
    x = 59,714,236.73

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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.