Home / 124,022,025.92-171,166,693.25-71,119,436.33

Finding the Fourth Proportional to 124,022,025.92, 171,166,693.25 and 71,119,436.33

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Solution

The fourth proportional to 124,022,025.92, 171,166,693.25 and 71,119,436.33 is: 98,154,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,022,025.92 : 171,166,693.25 = 71,119,436.33 : x
  2. Step 2: Convert to fraction form
    124,022,025.92/171,166,693.25 = 71,119,436.33/x
  3. Step 3: Cross multiply
    124,022,025.92x = 171,166,693.25 × 71,119,436.33
  4. Step 4: Simplify right side
    124,022,025.92x = 12,173,278,743,015,730
  5. Step 5: Solve for x
    x = 12,173,278,743,015,730/124,022,025.92
  6. Step 6: Final answer
    x = 98,154,167.80

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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.