Home / 36,999,116,102.72-51,057,458,898.60-20,941,452,386.96

Finding the Fourth Proportional to 36,999,116,102.72, 51,057,458,898.60 and 20,941,452,386.96

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Solution

The fourth proportional to 36,999,116,102.72, 51,057,458,898.60 and 20,941,452,386.96 is: 28,898,456,426.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999,116,102.72 : 51,057,458,898.60 = 20,941,452,386.96 : x
  2. Step 2: Convert to fraction form
    36,999,116,102.72/51,057,458,898.60 = 20,941,452,386.96/x
  3. Step 3: Cross multiply
    36,999,116,102.72x = 51,057,458,898.60 × 20,941,452,386.96
  4. Step 4: Simplify right side
    36,999,116,102.72x = 1,069,217,344,524,199,002,112
  5. Step 5: Solve for x
    x = 1,069,217,344,524,199,002,112/36,999,116,102.72
  6. Step 6: Final answer
    x = 28,898,456,426.79

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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.