Home / 473,161,365.78-709,899,727.95-298,082,274.06

Finding the Fourth Proportional to 473,161,365.78, 709,899,727.95 and 298,082,274.06

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Solution

The fourth proportional to 473,161,365.78, 709,899,727.95 and 298,082,274.06 is: 447,222,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,161,365.78 : 709,899,727.95 = 298,082,274.06 : x
  2. Step 2: Convert to fraction form
    473,161,365.78/709,899,727.95 = 298,082,274.06/x
  3. Step 3: Cross multiply
    473,161,365.78x = 709,899,727.95 × 298,082,274.06
  4. Step 4: Simplify right side
    473,161,365.78x = 211,608,525,261,911,360
  5. Step 5: Solve for x
    x = 211,608,525,261,911,360/473,161,365.78
  6. Step 6: Final answer
    x = 447,222,745.91

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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.