Home / 54,436,196,690.10-81,654,295,035.15-45,138,104,954.10

Finding the Fourth Proportional to 54,436,196,690.10, 81,654,295,035.15 and 45,138,104,954.10

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Solution

The fourth proportional to 54,436,196,690.10, 81,654,295,035.15 and 45,138,104,954.10 is: 67,707,157,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,196,690.10 : 81,654,295,035.15 = 45,138,104,954.10 : x
  2. Step 2: Convert to fraction form
    54,436,196,690.10/81,654,295,035.15 = 45,138,104,954.10/x
  3. Step 3: Cross multiply
    54,436,196,690.10x = 81,654,295,035.15 × 45,138,104,954.10
  4. Step 4: Simplify right side
    54,436,196,690.10x = 3,685,720,139,249,646,829,568
  5. Step 5: Solve for x
    x = 3,685,720,139,249,646,829,568/54,436,196,690.10
  6. Step 6: Final answer
    x = 67,707,157,431.15

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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.