Home / 1,403,170,990,601.60-2,105,209,768,858.80-649,049,261,140.56

Finding the Fourth Proportional to 1,403,170,990,601.60, 2,105,209,768,858.80 and 649,049,261,140.56

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Solution

The fourth proportional to 1,403,170,990,601.60, 2,105,209,768,858.80 and 649,049,261,140.56 is: 973,783,561,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,170,990,601.60 : 2,105,209,768,858.80 = 649,049,261,140.56 : x
  2. Step 2: Convert to fraction form
    1,403,170,990,601.60/2,105,209,768,858.80 = 649,049,261,140.56/x
  3. Step 3: Cross multiply
    1,403,170,990,601.60x = 2,105,209,768,858.80 × 649,049,261,140.56
  4. Step 4: Simplify right side
    1,403,170,990,601.60x = 1,366,384,845,023,693,405,945,856
  5. Step 5: Solve for x
    x = 1,366,384,845,023,693,405,945,856/1,403,170,990,601.60
  6. Step 6: Final answer
    x = 973,783,561,786.63

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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.