Home / 1,255,777,054.53-1,883,263,863.39-415,263,660.92

Finding the Fourth Proportional to 1,255,777,054.53, 1,883,263,863.39 and 415,263,660.92

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Solution

The fourth proportional to 1,255,777,054.53, 1,883,263,863.39 and 415,263,660.92 is: 622,762,650.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,777,054.53 : 1,883,263,863.39 = 415,263,660.92 : x
  2. Step 2: Convert to fraction form
    1,255,777,054.53/1,883,263,863.39 = 415,263,660.92/x
  3. Step 3: Cross multiply
    1,255,777,054.53x = 1,883,263,863.39 × 415,263,660.92
  4. Step 4: Simplify right side
    1,255,777,054.53x = 782,051,046,391,075,584
  5. Step 5: Solve for x
    x = 782,051,046,391,075,584/1,255,777,054.53
  6. Step 6: Final answer
    x = 622,762,650.08

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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.