Home / 187,158,947.04-280,405,481.06-159,585,504.44

Finding the Fourth Proportional to 187,158,947.04, 280,405,481.06 and 159,585,504.44

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Solution

The fourth proportional to 187,158,947.04, 280,405,481.06 and 159,585,504.44 is: 239,094,367.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,158,947.04 : 280,405,481.06 = 159,585,504.44 : x
  2. Step 2: Convert to fraction form
    187,158,947.04/280,405,481.06 = 159,585,504.44/x
  3. Step 3: Cross multiply
    187,158,947.04x = 280,405,481.06 × 159,585,504.44
  4. Step 4: Simplify right side
    187,158,947.04x = 44,748,650,142,700,968
  5. Step 5: Solve for x
    x = 44,748,650,142,700,968/187,158,947.04
  6. Step 6: Final answer
    x = 239,094,367.92

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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.