Home / 120,617,522.93-181,002,806.42-51,530,846.21

Finding the Fourth Proportional to 120,617,522.93, 181,002,806.42 and 51,530,846.21

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Solution

The fourth proportional to 120,617,522.93, 181,002,806.42 and 51,530,846.21 is: 77,328,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,617,522.93 : 181,002,806.42 = 51,530,846.21 : x
  2. Step 2: Convert to fraction form
    120,617,522.93/181,002,806.42 = 51,530,846.21/x
  3. Step 3: Cross multiply
    120,617,522.93x = 181,002,806.42 × 51,530,846.21
  4. Step 4: Simplify right side
    120,617,522.93x = 9,327,227,781,402,272
  5. Step 5: Solve for x
    x = 9,327,227,781,402,272/120,617,522.93
  6. Step 6: Final answer
    x = 77,328,961.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.