Home / 101,271,843.84-139,754,800.32-54,862,045.44

Finding the Fourth Proportional to 101,271,843.84, 139,754,800.32 and 54,862,045.44

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Solution

The fourth proportional to 101,271,843.84, 139,754,800.32 and 54,862,045.44 is: 75,709,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,271,843.84 : 139,754,800.32 = 54,862,045.44 : x
  2. Step 2: Convert to fraction form
    101,271,843.84/139,754,800.32 = 54,862,045.44/x
  3. Step 3: Cross multiply
    101,271,843.84x = 139,754,800.32 × 54,862,045.44
  4. Step 4: Simplify right side
    101,271,843.84x = 7,667,234,205,613,966
  5. Step 5: Solve for x
    x = 7,667,234,205,613,966/101,271,843.84
  6. Step 6: Final answer
    x = 75,709,436.25

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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.