Home / 45,453,220,456.23-68,179,896,303.23-18,561,788,251.72

Finding the Fourth Proportional to 45,453,220,456.23, 68,179,896,303.23 and 18,561,788,251.72

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Solution

The fourth proportional to 45,453,220,456.23, 68,179,896,303.23 and 18,561,788,251.72 is: 27,842,709,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,453,220,456.23 : 68,179,896,303.23 = 18,561,788,251.72 : x
  2. Step 2: Convert to fraction form
    45,453,220,456.23/68,179,896,303.23 = 18,561,788,251.72/x
  3. Step 3: Cross multiply
    45,453,220,456.23x = 68,179,896,303.23 × 18,561,788,251.72
  4. Step 4: Simplify right side
    45,453,220,456.23x = 1,265,540,798,204,615,065,600
  5. Step 5: Solve for x
    x = 1,265,540,798,204,615,065,600/45,453,220,456.23
  6. Step 6: Final answer
    x = 27,842,709,174.44

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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.