Home / 78,242,462.53-117,359,906.18-29,716,529.23

Finding the Fourth Proportional to 78,242,462.53, 117,359,906.18 and 29,716,529.23

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Solution

The fourth proportional to 78,242,462.53, 117,359,906.18 and 29,716,529.23 is: 44,573,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,242,462.53 : 117,359,906.18 = 29,716,529.23 : x
  2. Step 2: Convert to fraction form
    78,242,462.53/117,359,906.18 = 29,716,529.23/x
  3. Step 3: Cross multiply
    78,242,462.53x = 117,359,906.18 × 29,716,529.23
  4. Step 4: Simplify right side
    78,242,462.53x = 3,487,529,082,593,151.50
  5. Step 5: Solve for x
    x = 3,487,529,082,593,151.50/78,242,462.53
  6. Step 6: Final answer
    x = 44,573,355.31

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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.