Home / 70,219,977.03-96,923,042.37-40,856,980.91

Finding the Fourth Proportional to 70,219,977.03, 96,923,042.37 and 40,856,980.91

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Solution

The fourth proportional to 70,219,977.03, 96,923,042.37 and 40,856,980.91 is: 56,393,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,219,977.03 : 96,923,042.37 = 40,856,980.91 : x
  2. Step 2: Convert to fraction form
    70,219,977.03/96,923,042.37 = 40,856,980.91/x
  3. Step 3: Cross multiply
    70,219,977.03x = 96,923,042.37 × 40,856,980.91
  4. Step 4: Simplify right side
    70,219,977.03x = 3,959,982,891,365,596.50
  5. Step 5: Solve for x
    x = 3,959,982,891,365,596.50/70,219,977.03
  6. Step 6: Final answer
    x = 56,393,964.49

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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.