Home / 133,076,635.74-199,659,300.90-83,835,641.19

Finding the Fourth Proportional to 133,076,635.74, 199,659,300.90 and 83,835,641.19

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Solution

The fourth proportional to 133,076,635.74, 199,659,300.90 and 83,835,641.19 is: 125,781,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,076,635.74 : 199,659,300.90 = 83,835,641.19 : x
  2. Step 2: Convert to fraction form
    133,076,635.74/199,659,300.90 = 83,835,641.19/x
  3. Step 3: Cross multiply
    133,076,635.74x = 199,659,300.90 × 83,835,641.19
  4. Step 4: Simplify right side
    133,076,635.74x = 16,738,565,510,498,644
  5. Step 5: Solve for x
    x = 16,738,565,510,498,644/133,076,635.74
  6. Step 6: Final answer
    x = 125,781,399.70

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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.