Home / 147,216,546.76-220,824,790.80-39,511,170.76

Finding the Fourth Proportional to 147,216,546.76, 220,824,790.80 and 39,511,170.76

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Solution

The fourth proportional to 147,216,546.76, 220,824,790.80 and 39,511,170.76 is: 59,266,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,216,546.76 : 220,824,790.80 = 39,511,170.76 : x
  2. Step 2: Convert to fraction form
    147,216,546.76/220,824,790.80 = 39,511,170.76/x
  3. Step 3: Cross multiply
    147,216,546.76x = 220,824,790.80 × 39,511,170.76
  4. Step 4: Simplify right side
    147,216,546.76x = 8,725,046,016,639,453
  5. Step 5: Solve for x
    x = 8,725,046,016,639,453/147,216,546.76
  6. Step 6: Final answer
    x = 59,266,748.26

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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.