Home / 122,636,183.85-184,030,859.34-81,724,330.26

Finding the Fourth Proportional to 122,636,183.85, 184,030,859.34 and 81,724,330.26

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Solution

The fourth proportional to 122,636,183.85, 184,030,859.34 and 81,724,330.26 is: 122,637,530.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,636,183.85 : 184,030,859.34 = 81,724,330.26 : x
  2. Step 2: Convert to fraction form
    122,636,183.85/184,030,859.34 = 81,724,330.26/x
  3. Step 3: Cross multiply
    122,636,183.85x = 184,030,859.34 × 81,724,330.26
  4. Step 4: Simplify right side
    122,636,183.85x = 15,039,798,726,733,766
  5. Step 5: Solve for x
    x = 15,039,798,726,733,766/122,636,183.85
  6. Step 6: Final answer
    x = 122,637,530.41

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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.