Home / 69,348,565.55-104,037,756.10-20,165,273.61

Finding the Fourth Proportional to 69,348,565.55, 104,037,756.10 and 20,165,273.61

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Solution

The fourth proportional to 69,348,565.55, 104,037,756.10 and 20,165,273.61 is: 30,252,245.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,348,565.55 : 104,037,756.10 = 20,165,273.61 : x
  2. Step 2: Convert to fraction form
    69,348,565.55/104,037,756.10 = 20,165,273.61/x
  3. Step 3: Cross multiply
    69,348,565.55x = 104,037,756.10 × 20,165,273.61
  4. Step 4: Simplify right side
    69,348,565.55x = 2,097,949,817,476,533.25
  5. Step 5: Solve for x
    x = 2,097,949,817,476,533.25/69,348,565.55
  6. Step 6: Final answer
    x = 30,252,245.32

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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.