Home / 1,170,731,858.78-1,615,461,023.94-668,973,167.04

Finding the Fourth Proportional to 1,170,731,858.78, 1,615,461,023.94 and 668,973,167.04

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Solution

The fourth proportional to 1,170,731,858.78, 1,615,461,023.94 and 668,973,167.04 is: 923,097,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,731,858.78 : 1,615,461,023.94 = 668,973,167.04 : x
  2. Step 2: Convert to fraction form
    1,170,731,858.78/1,615,461,023.94 = 668,973,167.04/x
  3. Step 3: Cross multiply
    1,170,731,858.78x = 1,615,461,023.94 × 668,973,167.04
  4. Step 4: Simplify right side
    1,170,731,858.78x = 1,080,700,077,414,823,040
  5. Step 5: Solve for x
    x = 1,080,700,077,414,823,040/1,170,731,858.78
  6. Step 6: Final answer
    x = 923,097,863.37

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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.