Home / 89,718,525.90-123,834,600.45-58,434,529.73

Finding the Fourth Proportional to 89,718,525.90, 123,834,600.45 and 58,434,529.73

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Solution

The fourth proportional to 89,718,525.90, 123,834,600.45 and 58,434,529.73 is: 80,654,653.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,718,525.90 : 123,834,600.45 = 58,434,529.73 : x
  2. Step 2: Convert to fraction form
    89,718,525.90/123,834,600.45 = 58,434,529.73/x
  3. Step 3: Cross multiply
    89,718,525.90x = 123,834,600.45 × 58,434,529.73
  4. Step 4: Simplify right side
    89,718,525.90x = 7,236,216,640,979,024
  5. Step 5: Solve for x
    x = 7,236,216,640,979,024/89,718,525.90
  6. Step 6: Final answer
    x = 80,654,653.75

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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.