Home / 89,658,433.42-123,729,328.98-50,496,546.13

Finding the Fourth Proportional to 89,658,433.42, 123,729,328.98 and 50,496,546.13

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Solution

The fourth proportional to 89,658,433.42, 123,729,328.98 and 50,496,546.13 is: 69,685,622.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,658,433.42 : 123,729,328.98 = 50,496,546.13 : x
  2. Step 2: Convert to fraction form
    89,658,433.42/123,729,328.98 = 50,496,546.13/x
  3. Step 3: Cross multiply
    89,658,433.42x = 123,729,328.98 × 50,496,546.13
  4. Step 4: Simplify right side
    89,658,433.42x = 6,247,903,768,163,192
  5. Step 5: Solve for x
    x = 6,247,903,768,163,192/89,658,433.42
  6. Step 6: Final answer
    x = 69,685,622.76

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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.