Home / 317,780,557.86-438,542,391.89-174,732,323.27

Finding the Fourth Proportional to 317,780,557.86, 438,542,391.89 and 174,732,323.27

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Solution

The fourth proportional to 317,780,557.86, 438,542,391.89 and 174,732,323.27 is: 241,133,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,780,557.86 : 438,542,391.89 = 174,732,323.27 : x
  2. Step 2: Convert to fraction form
    317,780,557.86/438,542,391.89 = 174,732,323.27/x
  3. Step 3: Cross multiply
    317,780,557.86x = 438,542,391.89 × 174,732,323.27
  4. Step 4: Simplify right side
    317,780,557.86x = 76,627,530,986,448,848
  5. Step 5: Solve for x
    x = 76,627,530,986,448,848/317,780,557.86
  6. Step 6: Final answer
    x = 241,133,477.46

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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.