Home / 2,811,259,239.37-4,216,039,865.57-845,590,506.55

Finding the Fourth Proportional to 2,811,259,239.37, 4,216,039,865.57 and 845,590,506.55

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Solution

The fourth proportional to 2,811,259,239.37, 4,216,039,865.57 and 845,590,506.55 is: 1,268,130,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,259,239.37 : 4,216,039,865.57 = 845,590,506.55 : x
  2. Step 2: Convert to fraction form
    2,811,259,239.37/4,216,039,865.57 = 845,590,506.55/x
  3. Step 3: Cross multiply
    2,811,259,239.37x = 4,216,039,865.57 × 845,590,506.55
  4. Step 4: Simplify right side
    2,811,259,239.37x = 3,565,043,285,553,904,128
  5. Step 5: Solve for x
    x = 3,565,043,285,553,904,128/2,811,259,239.37
  6. Step 6: Final answer
    x = 1,268,130,393.54

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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.