Home / 7,642,818,876,789-11,465,838,399,171-2,479,260,707,686

Finding the Fourth Proportional to 7,642,818,876,789, 11,465,838,399,171 and 2,479,260,707,686

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Solution

The fourth proportional to 7,642,818,876,789, 11,465,838,399,171 and 2,479,260,707,686 is: 3,719,413,358,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,818,876,789 : 11,465,838,399,171 = 2,479,260,707,686 : x
  2. Step 2: Convert to fraction form
    7,642,818,876,789/11,465,838,399,171 = 2,479,260,707,686/x
  3. Step 3: Cross multiply
    7,642,818,876,789x = 11,465,838,399,171 × 2,479,260,707,686
  4. Step 4: Simplify right side
    7,642,818,876,789x = 28,426,802,623,742,005,116,665,856
  5. Step 5: Solve for x
    x = 28,426,802,623,742,005,116,665,856/7,642,818,876,789
  6. Step 6: Final answer
    x = 3,719,413,358,083.54

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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.