Home / 69,984,186.60-104,976,279.90-64,457,200.20

Finding the Fourth Proportional to 69,984,186.60, 104,976,279.90 and 64,457,200.20

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Solution

The fourth proportional to 69,984,186.60, 104,976,279.90 and 64,457,200.20 is: 96,685,800.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,186.60 : 104,976,279.90 = 64,457,200.20 : x
  2. Step 2: Convert to fraction form
    69,984,186.60/104,976,279.90 = 64,457,200.20/x
  3. Step 3: Cross multiply
    69,984,186.60x = 104,976,279.90 × 64,457,200.20
  4. Step 4: Simplify right side
    69,984,186.60x = 6,766,477,089,765,537
  5. Step 5: Solve for x
    x = 6,766,477,089,765,537/69,984,186.60
  6. Step 6: Final answer
    x = 96,685,800.30

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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.