Home / 1,605,802,942.93-2,408,651,412.37-660,368,310.43

Finding the Fourth Proportional to 1,605,802,942.93, 2,408,651,412.37 and 660,368,310.43

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Solution

The fourth proportional to 1,605,802,942.93, 2,408,651,412.37 and 660,368,310.43 is: 990,530,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,802,942.93 : 2,408,651,412.37 = 660,368,310.43 : x
  2. Step 2: Convert to fraction form
    1,605,802,942.93/2,408,651,412.37 = 660,368,310.43/x
  3. Step 3: Cross multiply
    1,605,802,942.93x = 2,408,651,412.37 × 660,368,310.43
  4. Step 4: Simplify right side
    1,605,802,942.93x = 1,590,597,063,601,609,984
  5. Step 5: Solve for x
    x = 1,590,597,063,601,609,984/1,605,802,942.93
  6. Step 6: Final answer
    x = 990,530,669.16

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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.