Home / 73,647,753.64-101,677,444.92-65,476,378

Finding the Fourth Proportional to 73,647,753.64, 101,677,444.92 and 65,476,378

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Solution

The fourth proportional to 73,647,753.64, 101,677,444.92 and 65,476,378 is: 90,396,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,647,753.64 : 101,677,444.92 = 65,476,378 : x
  2. Step 2: Convert to fraction form
    73,647,753.64/101,677,444.92 = 65,476,378/x
  3. Step 3: Cross multiply
    73,647,753.64x = 101,677,444.92 × 65,476,378
  4. Step 4: Simplify right side
    73,647,753.64x = 6,657,470,817,656,100
  5. Step 5: Solve for x
    x = 6,657,470,817,656,100/73,647,753.64
  6. Step 6: Final answer
    x = 90,396,115.14

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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.