Home / 100,515,361,429.02-215,370,558,782.20

Finding the Third Proportional to 100,515,361,429.02 and 215,370,558,782.20

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Solution

The third proportional to 100,515,361,429.02 and 215,370,558,782.20 is: 461,466,555,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,515,361,429.02 : 215,370,558,782.20 = 215,370,558,782.20 : x
  2. Step 2: Convert to fraction form
    100,515,361,429.02/215,370,558,782.20 = 215,370,558,782.20/x
  3. Step 3: Cross multiply
    100,515,361,429.02x = 215,370,558,782.20 × 215,370,558,782.20
  4. Step 4: Simplify right side
    100,515,361,429.02x = 46,384,477,590,157,067,812,864
  5. Step 5: Solve for x
    x = 46,384,477,590,157,067,812,864/100,515,361,429.02
  6. Step 6: Final answer
    x = 461,466,555,267.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.