Home / 30,586,782,092.56-42,204,155,969.39-17,038,082,081.66

Finding the Fourth Proportional to 30,586,782,092.56, 42,204,155,969.39 and 17,038,082,081.66

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Solution

The fourth proportional to 30,586,782,092.56, 42,204,155,969.39 and 17,038,082,081.66 is: 23,509,431,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,586,782,092.56 : 42,204,155,969.39 = 17,038,082,081.66 : x
  2. Step 2: Convert to fraction form
    30,586,782,092.56/42,204,155,969.39 = 17,038,082,081.66/x
  3. Step 3: Cross multiply
    30,586,782,092.56x = 42,204,155,969.39 × 17,038,082,081.66
  4. Step 4: Simplify right side
    30,586,782,092.56x = 719,077,873,593,351,536,640
  5. Step 5: Solve for x
    x = 719,077,873,593,351,536,640/30,586,782,092.56
  6. Step 6: Final answer
    x = 23,509,431,996.39

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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.