Home / 69,984,080.70-104,976,121.05-39,373,079.10

Finding the Fourth Proportional to 69,984,080.70, 104,976,121.05 and 39,373,079.10

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Solution

The fourth proportional to 69,984,080.70, 104,976,121.05 and 39,373,079.10 is: 59,059,618.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,080.70 : 104,976,121.05 = 39,373,079.10 : x
  2. Step 2: Convert to fraction form
    69,984,080.70/104,976,121.05 = 39,373,079.10/x
  3. Step 3: Cross multiply
    69,984,080.70x = 104,976,121.05 × 39,373,079.10
  4. Step 4: Simplify right side
    69,984,080.70x = 4,133,233,117,712,825
  5. Step 5: Solve for x
    x = 4,133,233,117,712,825/69,984,080.70
  6. Step 6: Final answer
    x = 59,059,618.65

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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.