Home / 7,121,954,416.08-10,669,447,388.25-4,753,975,219.41

Finding the Fourth Proportional to 7,121,954,416.08, 10,669,447,388.25 and 4,753,975,219.41

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Solution

The fourth proportional to 7,121,954,416.08, 10,669,447,388.25 and 4,753,975,219.41 is: 7,121,961,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,121,954,416.08 : 10,669,447,388.25 = 4,753,975,219.41 : x
  2. Step 2: Convert to fraction form
    7,121,954,416.08/10,669,447,388.25 = 4,753,975,219.41/x
  3. Step 3: Cross multiply
    7,121,954,416.08x = 10,669,447,388.25 × 4,753,975,219.41
  4. Step 4: Simplify right side
    7,121,954,416.08x = 50,722,288,488,539,242,496
  5. Step 5: Solve for x
    x = 50,722,288,488,539,242,496/7,121,954,416.08
  6. Step 6: Final answer
    x = 7,121,961,967.91

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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.