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Finding the Fourth Proportional to 124,454,080.80, 186,322,398.53 and 124,454,080.80

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Solution

The fourth proportional to 124,454,080.80, 186,322,398.53 and 124,454,080.80 is: 186,322,398.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,454,080.80 : 186,322,398.53 = 124,454,080.80 : x
  2. Step 2: Convert to fraction form
    124,454,080.80/186,322,398.53 = 124,454,080.80/x
  3. Step 3: Cross multiply
    124,454,080.80x = 186,322,398.53 × 124,454,080.80
  4. Step 4: Simplify right side
    124,454,080.80x = 23,188,582,840,880,152
  5. Step 5: Solve for x
    x = 23,188,582,840,880,152/124,454,080.80
  6. Step 6: Final answer
    x = 186,322,398.53

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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.