Home / 69,984,076.60-104,976,114.90-65,729,049.40

Finding the Fourth Proportional to 69,984,076.60, 104,976,114.90 and 65,729,049.40

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Solution

The fourth proportional to 69,984,076.60, 104,976,114.90 and 65,729,049.40 is: 98,593,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,076.60 : 104,976,114.90 = 65,729,049.40 : x
  2. Step 2: Convert to fraction form
    69,984,076.60/104,976,114.90 = 65,729,049.40/x
  3. Step 3: Cross multiply
    69,984,076.60x = 104,976,114.90 × 65,729,049.40
  4. Step 4: Simplify right side
    69,984,076.60x = 6,899,980,242,082,176
  5. Step 5: Solve for x
    x = 6,899,980,242,082,176/69,984,076.60
  6. Step 6: Final answer
    x = 98,593,574.10

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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.