Home / 889,181,853.33-1,333,513,401.79-298,905,373.38

Finding the Fourth Proportional to 889,181,853.33, 1,333,513,401.79 and 298,905,373.38

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Solution

The fourth proportional to 889,181,853.33, 1,333,513,401.79 and 298,905,373.38 is: 448,270,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,181,853.33 : 1,333,513,401.79 = 298,905,373.38 : x
  2. Step 2: Convert to fraction form
    889,181,853.33/1,333,513,401.79 = 298,905,373.38/x
  3. Step 3: Cross multiply
    889,181,853.33x = 1,333,513,401.79 × 298,905,373.38
  4. Step 4: Simplify right side
    889,181,853.33x = 398,594,321,269,273,920
  5. Step 5: Solve for x
    x = 398,594,321,269,273,920/889,181,853.33
  6. Step 6: Final answer
    x = 448,270,868.08

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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.