Home / 12,954,117,568.60-19,431,176,207.10-3,139,465,180.60

Finding the Fourth Proportional to 12,954,117,568.60, 19,431,176,207.10 and 3,139,465,180.60

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Solution

The fourth proportional to 12,954,117,568.60, 19,431,176,207.10 and 3,139,465,180.60 is: 4,709,197,735.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,117,568.60 : 19,431,176,207.10 = 3,139,465,180.60 : x
  2. Step 2: Convert to fraction form
    12,954,117,568.60/19,431,176,207.10 = 3,139,465,180.60/x
  3. Step 3: Cross multiply
    12,954,117,568.60x = 19,431,176,207.10 × 3,139,465,180.60
  4. Step 4: Simplify right side
    12,954,117,568.60x = 61,003,501,120,293,617,664
  5. Step 5: Solve for x
    x = 61,003,501,120,293,617,664/12,954,117,568.60
  6. Step 6: Final answer
    x = 4,709,197,735.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.