Home / 124,200,191.87-171,392,244.63-71,285,609.32

Finding the Fourth Proportional to 124,200,191.87, 171,392,244.63 and 71,285,609.32

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Solution

The fourth proportional to 124,200,191.87, 171,392,244.63 and 71,285,609.32 is: 98,371,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,200,191.87 : 171,392,244.63 = 71,285,609.32 : x
  2. Step 2: Convert to fraction form
    124,200,191.87/171,392,244.63 = 71,285,609.32/x
  3. Step 3: Cross multiply
    124,200,191.87x = 171,392,244.63 × 71,285,609.32
  4. Step 4: Simplify right side
    124,200,191.87x = 12,217,800,591,172,046
  5. Step 5: Solve for x
    x = 12,217,800,591,172,046/124,200,191.87
  6. Step 6: Final answer
    x = 98,371,833.47

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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.