Home / 89,686,732.24-123,767,689.26-48,433,623.40

Finding the Fourth Proportional to 89,686,732.24, 123,767,689.26 and 48,433,623.40

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Solution

The fourth proportional to 89,686,732.24, 123,767,689.26 and 48,433,623.40 is: 66,838,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,732.24 : 123,767,689.26 = 48,433,623.40 : x
  2. Step 2: Convert to fraction form
    89,686,732.24/123,767,689.26 = 48,433,623.40/x
  3. Step 3: Cross multiply
    89,686,732.24x = 123,767,689.26 × 48,433,623.40
  4. Step 4: Simplify right side
    89,686,732.24x = 5,994,517,650,707,065
  5. Step 5: Solve for x
    x = 5,994,517,650,707,065/89,686,732.24
  6. Step 6: Final answer
    x = 66,838,399.63

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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.