Home / 121,076,837.70-182,093,553.45-108,641,118.30

Finding the Fourth Proportional to 121,076,837.70, 182,093,553.45 and 108,641,118.30

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Solution

The fourth proportional to 121,076,837.70, 182,093,553.45 and 108,641,118.30 is: 163,390,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,076,837.70 : 182,093,553.45 = 108,641,118.30 : x
  2. Step 2: Convert to fraction form
    121,076,837.70/182,093,553.45 = 108,641,118.30/x
  3. Step 3: Cross multiply
    121,076,837.70x = 182,093,553.45 × 108,641,118.30
  4. Step 4: Simplify right side
    121,076,837.70x = 19,782,847,282,028,820
  5. Step 5: Solve for x
    x = 19,782,847,282,028,820/121,076,837.70
  6. Step 6: Final answer
    x = 163,390,848.80

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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.