Home / 33,165,273,328-45,768,073,812.40-18,128,575,648.16

Finding the Fourth Proportional to 33,165,273,328, 45,768,073,812.40 and 18,128,575,648.16

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Solution

The fourth proportional to 33,165,273,328, 45,768,073,812.40 and 18,128,575,648.16 is: 25,017,432,546.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165,273,328 : 45,768,073,812.40 = 18,128,575,648.16 : x
  2. Step 2: Convert to fraction form
    33,165,273,328/45,768,073,812.40 = 18,128,575,648.16/x
  3. Step 3: Cross multiply
    33,165,273,328x = 45,768,073,812.40 × 18,128,575,648.16
  4. Step 4: Simplify right side
    33,165,273,328x = 829,709,988,378,664,108,032
  5. Step 5: Solve for x
    x = 829,709,988,378,664,108,032/33,165,273,328
  6. Step 6: Final answer
    x = 25,017,432,546.78

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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.