Home / 54,436,196,685.60-81,654,295,028.40-45,138,104,949.60

Finding the Fourth Proportional to 54,436,196,685.60, 81,654,295,028.40 and 45,138,104,949.60

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Solution

The fourth proportional to 54,436,196,685.60, 81,654,295,028.40 and 45,138,104,949.60 is: 67,707,157,424.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,436,196,685.60 : 81,654,295,028.40 = 45,138,104,949.60 : x
  2. Step 2: Convert to fraction form
    54,436,196,685.60/81,654,295,028.40 = 45,138,104,949.60/x
  3. Step 3: Cross multiply
    54,436,196,685.60x = 81,654,295,028.40 × 45,138,104,949.60
  4. Step 4: Simplify right side
    54,436,196,685.60x = 3,685,720,138,577,520,099,328
  5. Step 5: Solve for x
    x = 3,685,720,138,577,520,099,328/54,436,196,685.60
  6. Step 6: Final answer
    x = 67,707,157,424.40

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1.5x scale

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.