Home / 12,716,867,665.65-17,548,956,629.38-7,001,095,029.58

Finding the Fourth Proportional to 12,716,867,665.65, 17,548,956,629.38 and 7,001,095,029.58

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Solution

The fourth proportional to 12,716,867,665.65, 17,548,956,629.38 and 7,001,095,029.58 is: 9,661,334,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716,867,665.65 : 17,548,956,629.38 = 7,001,095,029.58 : x
  2. Step 2: Convert to fraction form
    12,716,867,665.65/17,548,956,629.38 = 7,001,095,029.58/x
  3. Step 3: Cross multiply
    12,716,867,665.65x = 17,548,956,629.38 × 7,001,095,029.58
  4. Step 4: Simplify right side
    12,716,867,665.65x = 122,861,913,032,295,366,656
  5. Step 5: Solve for x
    x = 122,861,913,032,295,366,656/12,716,867,665.65
  6. Step 6: Final answer
    x = 9,661,334,556.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.