Home / 15,178,045,177,911-20,945,702,345,528-8,682,165,838,848.60

Finding the Fourth Proportional to 15,178,045,177,911, 20,945,702,345,528 and 8,682,165,838,848.60

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Solution

The fourth proportional to 15,178,045,177,911, 20,945,702,345,528 and 8,682,165,838,848.60 is: 11,981,388,857,617.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178,045,177,911 : 20,945,702,345,528 = 8,682,165,838,848.60 : x
  2. Step 2: Convert to fraction form
    15,178,045,177,911/20,945,702,345,528 = 8,682,165,838,848.60/x
  3. Step 3: Cross multiply
    15,178,045,177,911x = 20,945,702,345,528 × 8,682,165,838,848.60
  4. Step 4: Simplify right side
    15,178,045,177,911x = 181,854,061,375,034,180,417,617,920
  5. Step 5: Solve for x
    x = 181,854,061,375,034,180,417,617,920/15,178,045,177,911
  6. Step 6: Final answer
    x = 11,981,388,857,617.26

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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.