Home / 15,336,333,615,505-21,164,805,668,500-8,492,938,097,809.20

Finding the Fourth Proportional to 15,336,333,615,505, 21,164,805,668,500 and 8,492,938,097,809.20

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Solution

The fourth proportional to 15,336,333,615,505, 21,164,805,668,500 and 8,492,938,097,809.20 is: 11,720,622,992,512.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,333,615,505 : 21,164,805,668,500 = 8,492,938,097,809.20 : x
  2. Step 2: Convert to fraction form
    15,336,333,615,505/21,164,805,668,500 = 8,492,938,097,809.20/x
  3. Step 3: Cross multiply
    15,336,333,615,505x = 21,164,805,668,500 × 8,492,938,097,809.20
  4. Step 4: Simplify right side
    15,336,333,615,505x = 179,751,384,394,731,775,019,974,656
  5. Step 5: Solve for x
    x = 179,751,384,394,731,775,019,974,656/15,336,333,615,505
  6. Step 6: Final answer
    x = 11,720,622,992,512.60

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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.