Home / 122,735,593.55-169,378,709.96-66,984,589.77

Finding the Fourth Proportional to 122,735,593.55, 169,378,709.96 and 66,984,589.77

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Solution

The fourth proportional to 122,735,593.55, 169,378,709.96 and 66,984,589.77 is: 92,440,693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,735,593.55 : 169,378,709.96 = 66,984,589.77 : x
  2. Step 2: Convert to fraction form
    122,735,593.55/169,378,709.96 = 66,984,589.77/x
  3. Step 3: Cross multiply
    122,735,593.55x = 169,378,709.96 × 66,984,589.77
  4. Step 4: Simplify right side
    122,735,593.55x = 11,345,763,402,107,492
  5. Step 5: Solve for x
    x = 11,345,763,402,107,492/122,735,593.55
  6. Step 6: Final answer
    x = 92,440,693.64

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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.