Home / 1,036,253,707.73-1,555,079,955.41-405,907,578.49

Finding the Fourth Proportional to 1,036,253,707.73, 1,555,079,955.41 and 405,907,578.49

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Solution

The fourth proportional to 1,036,253,707.73, 1,555,079,955.41 and 405,907,578.49 is: 609,135,325.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,253,707.73 : 1,555,079,955.41 = 405,907,578.49 : x
  2. Step 2: Convert to fraction form
    1,036,253,707.73/1,555,079,955.41 = 405,907,578.49/x
  3. Step 3: Cross multiply
    1,036,253,707.73x = 1,555,079,955.41 × 405,907,578.49
  4. Step 4: Simplify right side
    1,036,253,707.73x = 631,218,739,058,810,368
  5. Step 5: Solve for x
    x = 631,218,739,058,810,368/1,036,253,707.73
  6. Step 6: Final answer
    x = 609,135,325.02

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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.