Home / 1,295,032,679.26-1,942,270,696.41-409,788,189.34

Finding the Fourth Proportional to 1,295,032,679.26, 1,942,270,696.41 and 409,788,189.34

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Solution

The fourth proportional to 1,295,032,679.26, 1,942,270,696.41 and 409,788,189.34 is: 614,594,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,032,679.26 : 1,942,270,696.41 = 409,788,189.34 : x
  2. Step 2: Convert to fraction form
    1,295,032,679.26/1,942,270,696.41 = 409,788,189.34/x
  3. Step 3: Cross multiply
    1,295,032,679.26x = 1,942,270,696.41 × 409,788,189.34
  4. Step 4: Simplify right side
    1,295,032,679.26x = 795,919,591,889,994,752
  5. Step 5: Solve for x
    x = 795,919,591,889,994,752/1,295,032,679.26
  6. Step 6: Final answer
    x = 614,594,214.21

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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.