Home / 548,574,567.82-757,029,063.94-297,672,578.87

Finding the Fourth Proportional to 548,574,567.82, 757,029,063.94 and 297,672,578.87

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Solution

The fourth proportional to 548,574,567.82, 757,029,063.94 and 297,672,578.87 is: 410,786,075.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,574,567.82 : 757,029,063.94 = 297,672,578.87 : x
  2. Step 2: Convert to fraction form
    548,574,567.82/757,029,063.94 = 297,672,578.87/x
  3. Step 3: Cross multiply
    548,574,567.82x = 757,029,063.94 × 297,672,578.87
  4. Step 4: Simplify right side
    548,574,567.82x = 225,346,793,738,032,608
  5. Step 5: Solve for x
    x = 225,346,793,738,032,608/548,574,567.82
  6. Step 6: Final answer
    x = 410,786,075.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.