Home / 187,080,749.40-280,285,200.90-160,206,893.40

Finding the Fourth Proportional to 187,080,749.40, 280,285,200.90 and 160,206,893.40

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Solution

The fourth proportional to 187,080,749.40, 280,285,200.90 and 160,206,893.40 is: 240,022,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,080,749.40 : 280,285,200.90 = 160,206,893.40 : x
  2. Step 2: Convert to fraction form
    187,080,749.40/280,285,200.90 = 160,206,893.40/x
  3. Step 3: Cross multiply
    187,080,749.40x = 280,285,200.90 × 160,206,893.40
  4. Step 4: Simplify right side
    187,080,749.40x = 44,903,621,302,183,880
  5. Step 5: Solve for x
    x = 44,903,621,302,183,880/187,080,749.40
  6. Step 6: Final answer
    x = 240,022,671.74

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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.