Home / 56,868,651,736.21-78,440,951,067.07-36,571,767,985.42

Finding the Fourth Proportional to 56,868,651,736.21, 78,440,951,067.07 and 36,571,767,985.42

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Solution

The fourth proportional to 56,868,651,736.21, 78,440,951,067.07 and 36,571,767,985.42 is: 50,444,738,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,868,651,736.21 : 78,440,951,067.07 = 36,571,767,985.42 : x
  2. Step 2: Convert to fraction form
    56,868,651,736.21/78,440,951,067.07 = 36,571,767,985.42/x
  3. Step 3: Cross multiply
    56,868,651,736.21x = 78,440,951,067.07 × 36,571,767,985.42
  4. Step 4: Simplify right side
    56,868,651,736.21x = 2,868,724,262,980,410,671,104
  5. Step 5: Solve for x
    x = 2,868,724,262,980,410,671,104/56,868,651,736.21
  6. Step 6: Final answer
    x = 50,444,738,452.52

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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.