Home / 1,036,253,705.98-1,555,079,952.76-405,907,576.73

Finding the Fourth Proportional to 1,036,253,705.98, 1,555,079,952.76 and 405,907,576.73

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Solution

The fourth proportional to 1,036,253,705.98, 1,555,079,952.76 and 405,907,576.73 is: 609,135,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,253,705.98 : 1,555,079,952.76 = 405,907,576.73 : x
  2. Step 2: Convert to fraction form
    1,036,253,705.98/1,555,079,952.76 = 405,907,576.73/x
  3. Step 3: Cross multiply
    1,036,253,705.98x = 1,555,079,952.76 × 405,907,576.73
  4. Step 4: Simplify right side
    1,036,253,705.98x = 631,218,735,246,214,528
  5. Step 5: Solve for x
    x = 631,218,735,246,214,528/1,036,253,705.98
  6. Step 6: Final answer
    x = 609,135,322.37

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1.5x scale

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.