Home / 15,178,045,178,488-20,945,702,346,310-8,682,165,839,423.60

Finding the Fourth Proportional to 15,178,045,178,488, 20,945,702,346,310 and 8,682,165,839,423.60

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Solution

The fourth proportional to 15,178,045,178,488, 20,945,702,346,310 and 8,682,165,839,423.60 is: 11,981,388,858,402.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,178,045,178,488 : 20,945,702,346,310 = 8,682,165,839,423.60 : x
  2. Step 2: Convert to fraction form
    15,178,045,178,488/20,945,702,346,310 = 8,682,165,839,423.60/x
  3. Step 3: Cross multiply
    15,178,045,178,488x = 20,945,702,346,310 × 8,682,165,839,423.60
  4. Step 4: Simplify right side
    15,178,045,178,488x = 181,854,061,393,867,405,852,147,712
  5. Step 5: Solve for x
    x = 181,854,061,393,867,405,852,147,712/15,178,045,178,488
  6. Step 6: Final answer
    x = 11,981,388,858,402.60

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Double scale
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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.