Home / 12,702,280,388.22-19,055,591,276-5,236,782,150.19

Finding the Fourth Proportional to 12,702,280,388.22, 19,055,591,276 and 5,236,782,150.19

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Solution

The fourth proportional to 12,702,280,388.22, 19,055,591,276 and 5,236,782,150.19 is: 7,856,068,139.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702,280,388.22 : 19,055,591,276 = 5,236,782,150.19 : x
  2. Step 2: Convert to fraction form
    12,702,280,388.22/19,055,591,276 = 5,236,782,150.19/x
  3. Step 3: Cross multiply
    12,702,280,388.22x = 19,055,591,276 × 5,236,782,150.19
  4. Step 4: Simplify right side
    12,702,280,388.22x = 99,789,980,255,473,074,176
  5. Step 5: Solve for x
    x = 99,789,980,255,473,074,176/12,702,280,388.22
  6. Step 6: Final answer
    x = 7,856,068,139.39

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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.