Home / 71,970,237,400.00-99,322,049,629.05-39,855,599,554.30

Finding the Fourth Proportional to 71,970,237,400.00, 99,322,049,629.05 and 39,855,599,554.30

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Solution

The fourth proportional to 71,970,237,400.00, 99,322,049,629.05 and 39,855,599,554.30 is: 55,002,456,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,970,237,400.00 : 99,322,049,629.05 = 39,855,599,554.30 : x
  2. Step 2: Convert to fraction form
    71,970,237,400.00/99,322,049,629.05 = 39,855,599,554.30/x
  3. Step 3: Cross multiply
    71,970,237,400.00x = 99,322,049,629.05 × 39,855,599,554.30
  4. Step 4: Simplify right side
    71,970,237,400.00x = 3,958,539,836,927,528,927,232
  5. Step 5: Solve for x
    x = 3,958,539,836,927,528,927,232/71,970,237,400.00
  6. Step 6: Final answer
    x = 55,002,456,292.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.