Home / 143,320,653.42-214,945,550.27-61,430,245.43

Finding the Fourth Proportional to 143,320,653.42, 214,945,550.27 and 61,430,245.43

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Solution

The fourth proportional to 143,320,653.42, 214,945,550.27 and 61,430,245.43 is: 92,130,182.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,320,653.42 : 214,945,550.27 = 61,430,245.43 : x
  2. Step 2: Convert to fraction form
    143,320,653.42/214,945,550.27 = 61,430,245.43/x
  3. Step 3: Cross multiply
    143,320,653.42x = 214,945,550.27 × 61,430,245.43
  4. Step 4: Simplify right side
    143,320,653.42x = 13,204,157,906,020,988
  5. Step 5: Solve for x
    x = 13,204,157,906,020,988/143,320,653.42
  6. Step 6: Final answer
    x = 92,130,182.16

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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.