Home / 140,717,351.40-211,076,027.10-89,824,986.60

Finding the Fourth Proportional to 140,717,351.40, 211,076,027.10 and 89,824,986.60

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Solution

The fourth proportional to 140,717,351.40, 211,076,027.10 and 89,824,986.60 is: 134,737,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,717,351.40 : 211,076,027.10 = 89,824,986.60 : x
  2. Step 2: Convert to fraction form
    140,717,351.40/211,076,027.10 = 89,824,986.60/x
  3. Step 3: Cross multiply
    140,717,351.40x = 211,076,027.10 × 89,824,986.60
  4. Step 4: Simplify right side
    140,717,351.40x = 18,959,901,305,838,736
  5. Step 5: Solve for x
    x = 18,959,901,305,838,736/140,717,351.40
  6. Step 6: Final answer
    x = 134,737,479.90

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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.