Home / 293,601,647.60-440,388,474.60-99,494,025.20

Finding the Fourth Proportional to 293,601,647.60, 440,388,474.60 and 99,494,025.20

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Solution

The fourth proportional to 293,601,647.60, 440,388,474.60 and 99,494,025.20 is: 149,236,294.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,601,647.60 : 440,388,474.60 = 99,494,025.20 : x
  2. Step 2: Convert to fraction form
    293,601,647.60/440,388,474.60 = 99,494,025.20/x
  3. Step 3: Cross multiply
    293,601,647.60x = 440,388,474.60 × 99,494,025.20
  4. Step 4: Simplify right side
    293,601,647.60x = 43,816,021,989,641,960
  5. Step 5: Solve for x
    x = 43,816,021,989,641,960/293,601,647.60
  6. Step 6: Final answer
    x = 149,236,294.65

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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.