Home / 263,895,999.90-395,843,999.85-166,536,008.70

Finding the Fourth Proportional to 263,895,999.90, 395,843,999.85 and 166,536,008.70

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Solution

The fourth proportional to 263,895,999.90, 395,843,999.85 and 166,536,008.70 is: 249,804,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,895,999.90 : 395,843,999.85 = 166,536,008.70 : x
  2. Step 2: Convert to fraction form
    263,895,999.90/395,843,999.85 = 166,536,008.70/x
  3. Step 3: Cross multiply
    263,895,999.90x = 395,843,999.85 × 166,536,008.70
  4. Step 4: Simplify right side
    263,895,999.90x = 65,922,279,802,862,400
  5. Step 5: Solve for x
    x = 65,922,279,802,862,400/263,895,999.90
  6. Step 6: Final answer
    x = 249,804,013.05

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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.