Home / 89,542,664-123,568,876.32-50,911,496

Finding the Fourth Proportional to 89,542,664, 123,568,876.32 and 50,911,496

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Solution

The fourth proportional to 89,542,664, 123,568,876.32 and 50,911,496 is: 70,257,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542,664 : 123,568,876.32 = 50,911,496 : x
  2. Step 2: Convert to fraction form
    89,542,664/123,568,876.32 = 50,911,496/x
  3. Step 3: Cross multiply
    89,542,664x = 123,568,876.32 × 50,911,496
  4. Step 4: Simplify right side
    89,542,664x = 6,291,076,352,490,174
  5. Step 5: Solve for x
    x = 6,291,076,352,490,174/89,542,664
  6. Step 6: Final answer
    x = 70,257,864.48

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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.