Home / 104,089,640.40-156,022,486.20-39,368,437.20

Finding the Fourth Proportional to 104,089,640.40, 156,022,486.20 and 39,368,437.20

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Solution

The fourth proportional to 104,089,640.40, 156,022,486.20 and 39,368,437.20 is: 59,010,305.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,089,640.40 : 156,022,486.20 = 39,368,437.20 : x
  2. Step 2: Convert to fraction form
    104,089,640.40/156,022,486.20 = 39,368,437.20/x
  3. Step 3: Cross multiply
    104,089,640.40x = 156,022,486.20 × 39,368,437.20
  4. Step 4: Simplify right side
    104,089,640.40x = 6,142,361,449,752,567
  5. Step 5: Solve for x
    x = 6,142,361,449,752,567/104,089,640.40
  6. Step 6: Final answer
    x = 59,010,305.22

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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.