Home / 47,231,857.20-70,847,785.80-23,343,985.20

Finding the Fourth Proportional to 47,231,857.20, 70,847,785.80 and 23,343,985.20

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Solution

The fourth proportional to 47,231,857.20, 70,847,785.80 and 23,343,985.20 is: 35,015,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231,857.20 : 70,847,785.80 = 23,343,985.20 : x
  2. Step 2: Convert to fraction form
    47,231,857.20/70,847,785.80 = 23,343,985.20/x
  3. Step 3: Cross multiply
    47,231,857.20x = 70,847,785.80 × 23,343,985.20
  4. Step 4: Simplify right side
    47,231,857.20x = 1,653,869,663,167,970
  5. Step 5: Solve for x
    x = 1,653,869,663,167,970/47,231,857.20
  6. Step 6: Final answer
    x = 35,015,977.80

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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.