Home / 101,573,064.54-140,171,652.77-55,163,650.68

Finding the Fourth Proportional to 101,573,064.54, 140,171,652.77 and 55,163,650.68

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Solution

The fourth proportional to 101,573,064.54, 140,171,652.77 and 55,163,650.68 is: 76,126,285.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,573,064.54 : 140,171,652.77 = 55,163,650.68 : x
  2. Step 2: Convert to fraction form
    101,573,064.54/140,171,652.77 = 55,163,650.68/x
  3. Step 3: Cross multiply
    101,573,064.54x = 140,171,652.77 × 55,163,650.68
  4. Step 4: Simplify right side
    101,573,064.54x = 7,732,380,088,366,715
  5. Step 5: Solve for x
    x = 7,732,380,088,366,715/101,573,064.54
  6. Step 6: Final answer
    x = 76,126,285.28

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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.