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Finding the Fourth Proportional to 70,582,550.30, 105,873,825.46 and 70,582,550.30

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Solution

The fourth proportional to 70,582,550.30, 105,873,825.46 and 70,582,550.30 is: 105,873,825.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582,550.30 : 105,873,825.46 = 70,582,550.30 : x
  2. Step 2: Convert to fraction form
    70,582,550.30/105,873,825.46 = 70,582,550.30/x
  3. Step 3: Cross multiply
    70,582,550.30x = 105,873,825.46 × 70,582,550.30
  4. Step 4: Simplify right side
    70,582,550.30x = 7,472,844,610,983,870
  5. Step 5: Solve for x
    x = 7,472,844,610,983,870/70,582,550.30
  6. Step 6: Final answer
    x = 105,873,825.46

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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.