Home / 2,118,354,716.10-3,171,485,456.55-2,118,354,716.10

Finding the Fourth Proportional to 2,118,354,716.10, 3,171,485,456.55 and 2,118,354,716.10

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Solution

The fourth proportional to 2,118,354,716.10, 3,171,485,456.55 and 2,118,354,716.10 is: 3,171,485,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,354,716.10 : 3,171,485,456.55 = 2,118,354,716.10 : x
  2. Step 2: Convert to fraction form
    2,118,354,716.10/3,171,485,456.55 = 2,118,354,716.10/x
  3. Step 3: Cross multiply
    2,118,354,716.10x = 3,171,485,456.55 × 2,118,354,716.10
  4. Step 4: Simplify right side
    2,118,354,716.10x = 6,718,331,173,925,254,144
  5. Step 5: Solve for x
    x = 6,718,331,173,925,254,144/2,118,354,716.10
  6. Step 6: Final answer
    x = 3,171,485,456.55

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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.