Home / 622,568,141.40-933,852,212.10-448,228,921.35

Finding the Fourth Proportional to 622,568,141.40, 933,852,212.10 and 448,228,921.35

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Solution

The fourth proportional to 622,568,141.40, 933,852,212.10 and 448,228,921.35 is: 672,343,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,568,141.40 : 933,852,212.10 = 448,228,921.35 : x
  2. Step 2: Convert to fraction form
    622,568,141.40/933,852,212.10 = 448,228,921.35/x
  3. Step 3: Cross multiply
    622,568,141.40x = 933,852,212.10 × 448,228,921.35
  4. Step 4: Simplify right side
    622,568,141.40x = 418,579,569,729,894,464
  5. Step 5: Solve for x
    x = 418,579,569,729,894,464/622,568,141.40
  6. Step 6: Final answer
    x = 672,343,382.03

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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.