Home / 69,984,080.90-104,976,121.35-67,433,164.10

Finding the Fourth Proportional to 69,984,080.90, 104,976,121.35 and 67,433,164.10

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Solution

The fourth proportional to 69,984,080.90, 104,976,121.35 and 67,433,164.10 is: 101,149,746.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,080.90 : 104,976,121.35 = 67,433,164.10 : x
  2. Step 2: Convert to fraction form
    69,984,080.90/104,976,121.35 = 67,433,164.10/x
  3. Step 3: Cross multiply
    69,984,080.90x = 104,976,121.35 × 67,433,164.10
  4. Step 4: Simplify right side
    69,984,080.90x = 7,078,872,017,576,063
  5. Step 5: Solve for x
    x = 7,078,872,017,576,063/69,984,080.90
  6. Step 6: Final answer
    x = 101,149,746.15

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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.