Home / 2,538,385,431.60-3,503,081,300.49-1,409,355,250.58

Finding the Fourth Proportional to 2,538,385,431.60, 3,503,081,300.49 and 1,409,355,250.58

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Solution

The fourth proportional to 2,538,385,431.60, 3,503,081,300.49 and 1,409,355,250.58 is: 1,944,970,989.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,385,431.60 : 3,503,081,300.49 = 1,409,355,250.58 : x
  2. Step 2: Convert to fraction form
    2,538,385,431.60/3,503,081,300.49 = 1,409,355,250.58/x
  3. Step 3: Cross multiply
    2,538,385,431.60x = 3,503,081,300.49 × 1,409,355,250.58
  4. Step 4: Simplify right side
    2,538,385,431.60x = 4,937,086,024,057,051,136
  5. Step 5: Solve for x
    x = 4,937,086,024,057,051,136/2,538,385,431.60
  6. Step 6: Final answer
    x = 1,944,970,989.27

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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.