Home / 258,346,549.44-356,515,645.32-140,871,582

Finding the Fourth Proportional to 258,346,549.44, 356,515,645.32 and 140,871,582

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Solution

The fourth proportional to 258,346,549.44, 356,515,645.32 and 140,871,582 is: 194,401,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,346,549.44 : 356,515,645.32 = 140,871,582 : x
  2. Step 2: Convert to fraction form
    258,346,549.44/356,515,645.32 = 140,871,582/x
  3. Step 3: Cross multiply
    258,346,549.44x = 356,515,645.32 × 140,871,582
  4. Step 4: Simplify right side
    258,346,549.44x = 50,222,922,963,979,296
  5. Step 5: Solve for x
    x = 50,222,922,963,979,296/258,346,549.44
  6. Step 6: Final answer
    x = 194,401,369.30

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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.