Home / 90,600,341.76-135,899,644.25-53,685,659.34

Finding the Fourth Proportional to 90,600,341.76, 135,899,644.25 and 53,685,659.34

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Solution

The fourth proportional to 90,600,341.76, 135,899,644.25 and 53,685,659.34 is: 80,527,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600,341.76 : 135,899,644.25 = 53,685,659.34 : x
  2. Step 2: Convert to fraction form
    90,600,341.76/135,899,644.25 = 53,685,659.34/x
  3. Step 3: Cross multiply
    90,600,341.76x = 135,899,644.25 × 53,685,659.34
  4. Step 4: Simplify right side
    90,600,341.76x = 7,295,862,005,766,904
  5. Step 5: Solve for x
    x = 7,295,862,005,766,904/90,600,341.76
  6. Step 6: Final answer
    x = 80,527,974.44

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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.