Home / 1,951,261,960.78-2,692,795,421.58-1,104,421,968.46

Finding the Fourth Proportional to 1,951,261,960.78, 2,692,795,421.58 and 1,104,421,968.46

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Solution

The fourth proportional to 1,951,261,960.78, 2,692,795,421.58 and 1,104,421,968.46 is: 1,524,132,832.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,261,960.78 : 2,692,795,421.58 = 1,104,421,968.46 : x
  2. Step 2: Convert to fraction form
    1,951,261,960.78/2,692,795,421.58 = 1,104,421,968.46/x
  3. Step 3: Cross multiply
    1,951,261,960.78x = 2,692,795,421.58 × 1,104,421,968.46
  4. Step 4: Simplify right side
    1,951,261,960.78x = 2,973,982,420,161,459,200
  5. Step 5: Solve for x
    x = 2,973,982,420,161,459,200/1,951,261,960.78
  6. Step 6: Final answer
    x = 1,524,132,832.98

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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.