Home / 266,920,515,391.20-368,380,868,597.72-149,629,838,388.24

Finding the Fourth Proportional to 266,920,515,391.20, 368,380,868,597.72 and 149,629,838,388.24

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Solution

The fourth proportional to 266,920,515,391.20, 368,380,868,597.72 and 149,629,838,388.24 is: 206,506,306,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,920,515,391.20 : 368,380,868,597.72 = 149,629,838,388.24 : x
  2. Step 2: Convert to fraction form
    266,920,515,391.20/368,380,868,597.72 = 149,629,838,388.24/x
  3. Step 3: Cross multiply
    266,920,515,391.20x = 368,380,868,597.72 × 149,629,838,388.24
  4. Step 4: Simplify right side
    266,920,515,391.20x = 55,120,769,833,596,310,519,808
  5. Step 5: Solve for x
    x = 55,120,769,833,596,310,519,808/266,920,515,391.20
  6. Step 6: Final answer
    x = 206,506,306,766.31

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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.