Home / 18,916,335,443.36-26,100,213,250.20-11,293,900,537.52

Finding the Fourth Proportional to 18,916,335,443.36, 26,100,213,250.20 and 11,293,900,537.52

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Solution

The fourth proportional to 18,916,335,443.36, 26,100,213,250.20 and 11,293,900,537.52 is: 15,582,997,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,916,335,443.36 : 26,100,213,250.20 = 11,293,900,537.52 : x
  2. Step 2: Convert to fraction form
    18,916,335,443.36/26,100,213,250.20 = 11,293,900,537.52/x
  3. Step 3: Cross multiply
    18,916,335,443.36x = 26,100,213,250.20 × 11,293,900,537.52
  4. Step 4: Simplify right side
    18,916,335,443.36x = 294,773,212,455,820,427,264
  5. Step 5: Solve for x
    x = 294,773,212,455,820,427,264/18,916,335,443.36
  6. Step 6: Final answer
    x = 15,582,997,739.62

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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.