Home / 73,820,007.60-110,730,011.40-69,568,479.60

Finding the Fourth Proportional to 73,820,007.60, 110,730,011.40 and 69,568,479.60

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Solution

The fourth proportional to 73,820,007.60, 110,730,011.40 and 69,568,479.60 is: 104,352,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820,007.60 : 110,730,011.40 = 69,568,479.60 : x
  2. Step 2: Convert to fraction form
    73,820,007.60/110,730,011.40 = 69,568,479.60/x
  3. Step 3: Cross multiply
    73,820,007.60x = 110,730,011.40 × 69,568,479.60
  4. Step 4: Simplify right side
    73,820,007.60x = 7,703,318,539,188,667
  5. Step 5: Solve for x
    x = 7,703,318,539,188,667/73,820,007.60
  6. Step 6: Final answer
    x = 104,352,719.40

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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.