Home / 131,928,032.52-182,076,831.26-76,173,359.33

Finding the Fourth Proportional to 131,928,032.52, 182,076,831.26 and 76,173,359.33

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Solution

The fourth proportional to 131,928,032.52, 182,076,831.26 and 76,173,359.33 is: 105,128,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,928,032.52 : 182,076,831.26 = 76,173,359.33 : x
  2. Step 2: Convert to fraction form
    131,928,032.52/182,076,831.26 = 76,173,359.33/x
  3. Step 3: Cross multiply
    131,928,032.52x = 182,076,831.26 × 76,173,359.33
  4. Step 4: Simplify right side
    131,928,032.52x = 13,869,403,893,235,756
  5. Step 5: Solve for x
    x = 13,869,403,893,235,756/131,928,032.52
  6. Step 6: Final answer
    x = 105,128,558.57

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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.