Home / 61,120,133,753.31-91,690,151,452.62-18,049,615,612.65

Finding the Fourth Proportional to 61,120,133,753.31, 91,690,151,452.62 and 18,049,615,612.65

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Solution

The fourth proportional to 61,120,133,753.31, 91,690,151,452.62 and 18,049,615,612.65 is: 27,077,362,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,120,133,753.31 : 91,690,151,452.62 = 18,049,615,612.65 : x
  2. Step 2: Convert to fraction form
    61,120,133,753.31/91,690,151,452.62 = 18,049,615,612.65/x
  3. Step 3: Cross multiply
    61,120,133,753.31x = 91,690,151,452.62 × 18,049,615,612.65
  4. Step 4: Simplify right side
    61,120,133,753.31x = 1,654,971,989,185,525,186,560
  5. Step 5: Solve for x
    x = 1,654,971,989,185,525,186,560/61,120,133,753.31
  6. Step 6: Final answer
    x = 27,077,362,033.68

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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.