Home / 103,263,185.85-154,797,398.92-51,398,753.19

Finding the Fourth Proportional to 103,263,185.85, 154,797,398.92 and 51,398,753.19

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Solution

The fourth proportional to 103,263,185.85, 154,797,398.92 and 51,398,753.19 is: 77,049,659.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263,185.85 : 154,797,398.92 = 51,398,753.19 : x
  2. Step 2: Convert to fraction form
    103,263,185.85/154,797,398.92 = 51,398,753.19/x
  3. Step 3: Cross multiply
    103,263,185.85x = 154,797,398.92 × 51,398,753.19
  4. Step 4: Simplify right side
    103,263,185.85x = 7,956,393,301,608,172
  5. Step 5: Solve for x
    x = 7,956,393,301,608,172/103,263,185.85
  6. Step 6: Final answer
    x = 77,049,659.43

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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.