Home / 96,770,185.60-145,155,278.40-39,289,993.60

Finding the Fourth Proportional to 96,770,185.60, 145,155,278.40 and 39,289,993.60

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Solution

The fourth proportional to 96,770,185.60, 145,155,278.40 and 39,289,993.60 is: 58,934,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,770,185.60 : 145,155,278.40 = 39,289,993.60 : x
  2. Step 2: Convert to fraction form
    96,770,185.60/145,155,278.40 = 39,289,993.60/x
  3. Step 3: Cross multiply
    96,770,185.60x = 145,155,278.40 × 39,289,993.60
  4. Step 4: Simplify right side
    96,770,185.60x = 5,703,149,959,342,219
  5. Step 5: Solve for x
    x = 5,703,149,959,342,219/96,770,185.60
  6. Step 6: Final answer
    x = 58,934,990.40

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Double scale
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Similar ratio
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1.5x scale

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.