Home / 69,984,076.60-104,976,114.90-48,159,566.20

Finding the Fourth Proportional to 69,984,076.60, 104,976,114.90 and 48,159,566.20

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Solution

The fourth proportional to 69,984,076.60, 104,976,114.90 and 48,159,566.20 is: 72,239,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,076.60 : 104,976,114.90 = 48,159,566.20 : x
  2. Step 2: Convert to fraction form
    69,984,076.60/104,976,114.90 = 48,159,566.20/x
  3. Step 3: Cross multiply
    69,984,076.60x = 104,976,114.90 × 48,159,566.20
  4. Step 4: Simplify right side
    69,984,076.60x = 5,055,604,154,945,357
  5. Step 5: Solve for x
    x = 5,055,604,154,945,357/69,984,076.60
  6. Step 6: Final answer
    x = 72,239,349.30

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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.