Home / 15,336,333,615,503-21,164,805,668,496-8,492,938,097,807

Finding the Fourth Proportional to 15,336,333,615,503, 21,164,805,668,496 and 8,492,938,097,807

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Solution

The fourth proportional to 15,336,333,615,503, 21,164,805,668,496 and 8,492,938,097,807 is: 11,720,622,992,508.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,333,615,503 : 21,164,805,668,496 = 8,492,938,097,807 : x
  2. Step 2: Convert to fraction form
    15,336,333,615,503/21,164,805,668,496 = 8,492,938,097,807/x
  3. Step 3: Cross multiply
    15,336,333,615,503x = 21,164,805,668,496 × 8,492,938,097,807
  4. Step 4: Simplify right side
    15,336,333,615,503x = 179,751,384,394,651,235,793,240,064
  5. Step 5: Solve for x
    x = 179,751,384,394,651,235,793,240,064/15,336,333,615,503
  6. Step 6: Final answer
    x = 11,720,622,992,508.88

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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.