Home / 219,747,999.60-329,674,487.40-66,395,559.60

Finding the Fourth Proportional to 219,747,999.60, 329,674,487.40 and 66,395,559.60

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Solution

The fourth proportional to 219,747,999.60, 329,674,487.40 and 66,395,559.60 is: 99,609,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,747,999.60 : 329,674,487.40 = 66,395,559.60 : x
  2. Step 2: Convert to fraction form
    219,747,999.60/329,674,487.40 = 66,395,559.60/x
  3. Step 3: Cross multiply
    219,747,999.60x = 329,674,487.40 × 66,395,559.60
  4. Step 4: Simplify right side
    219,747,999.60x = 21,888,922,076,766,148
  5. Step 5: Solve for x
    x = 21,888,922,076,766,148/219,747,999.60
  6. Step 6: Final answer
    x = 99,609,198.34

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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.