Home / 12,381,048,688,639-17,085,898,797,531-6,825,251,098,511.20

Finding the Fourth Proportional to 12,381,048,688,639, 17,085,898,797,531 and 6,825,251,098,511.20

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Solution

The fourth proportional to 12,381,048,688,639, 17,085,898,797,531 and 6,825,251,098,511.20 is: 9,418,874,965,244.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,381,048,688,639 : 17,085,898,797,531 = 6,825,251,098,511.20 : x
  2. Step 2: Convert to fraction form
    12,381,048,688,639/17,085,898,797,531 = 6,825,251,098,511.20/x
  3. Step 3: Cross multiply
    12,381,048,688,639x = 17,085,898,797,531 × 6,825,251,098,511.20
  4. Step 4: Simplify right side
    12,381,048,688,639x = 116,615,549,536,899,650,702,802,944
  5. Step 5: Solve for x
    x = 116,615,549,536,899,650,702,802,944/12,381,048,688,639
  6. Step 6: Final answer
    x = 9,418,874,965,244.87

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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.