Home / 31,530,656,627.78-43,507,625,581.22-19,150,371,904.10

Finding the Fourth Proportional to 31,530,656,627.78, 43,507,625,581.22 and 19,150,371,904.10

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Solution

The fourth proportional to 31,530,656,627.78, 43,507,625,581.22 and 19,150,371,904.10 is: 26,424,670,452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,656,627.78 : 43,507,625,581.22 = 19,150,371,904.10 : x
  2. Step 2: Convert to fraction form
    31,530,656,627.78/43,507,625,581.22 = 19,150,371,904.10/x
  3. Step 3: Cross multiply
    31,530,656,627.78x = 43,507,625,581.22 × 19,150,371,904.10
  4. Step 4: Simplify right side
    31,530,656,627.78x = 833,187,210,544,442,114,048
  5. Step 5: Solve for x
    x = 833,187,210,544,442,114,048/31,530,656,627.78
  6. Step 6: Final answer
    x = 26,424,670,452.64

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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.