Home / 21,345,287,863.26-29,456,500,043.43-11,830,453,894.02

Finding the Fourth Proportional to 21,345,287,863.26, 29,456,500,043.43 and 11,830,453,894.02

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Solution

The fourth proportional to 21,345,287,863.26, 29,456,500,043.43 and 11,830,453,894.02 is: 16,326,027,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,345,287,863.26 : 29,456,500,043.43 = 11,830,453,894.02 : x
  2. Step 2: Convert to fraction form
    21,345,287,863.26/29,456,500,043.43 = 11,830,453,894.02/x
  3. Step 3: Cross multiply
    21,345,287,863.26x = 29,456,500,043.43 × 11,830,453,894.02
  4. Step 4: Simplify right side
    21,345,287,863.26x = 348,483,765,642,996,744,192
  5. Step 5: Solve for x
    x = 348,483,765,642,996,744,192/21,345,287,863.26
  6. Step 6: Final answer
    x = 16,326,027,921.26

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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.