Home / 31,585,416,069.47-43,592,552,388.74-19,999,099,789.52

Finding the Fourth Proportional to 31,585,416,069.47, 43,592,552,388.74 and 19,999,099,789.52

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Solution

The fourth proportional to 31,585,416,069.47, 43,592,552,388.74 and 19,999,099,789.52 is: 27,601,719,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,585,416,069.47 : 43,592,552,388.74 = 19,999,099,789.52 : x
  2. Step 2: Convert to fraction form
    31,585,416,069.47/43,592,552,388.74 = 19,999,099,789.52/x
  3. Step 3: Cross multiply
    31,585,416,069.47x = 43,592,552,388.74 × 19,999,099,789.52
  4. Step 4: Simplify right side
    31,585,416,069.47x = 871,811,805,302,091,677,696
  5. Step 5: Solve for x
    x = 871,811,805,302,091,677,696/31,585,416,069.47
  6. Step 6: Final answer
    x = 27,601,719,837.56

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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.