Home / 379,871,039.84-524,238,418.70-210,325,276.14

Finding the Fourth Proportional to 379,871,039.84, 524,238,418.70 and 210,325,276.14

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Solution

The fourth proportional to 379,871,039.84, 524,238,418.70 and 210,325,276.14 is: 290,257,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,871,039.84 : 524,238,418.70 = 210,325,276.14 : x
  2. Step 2: Convert to fraction form
    379,871,039.84/524,238,418.70 = 210,325,276.14/x
  3. Step 3: Cross multiply
    379,871,039.84x = 524,238,418.70 × 210,325,276.14
  4. Step 4: Simplify right side
    379,871,039.84x = 110,260,590,175,222,800
  5. Step 5: Solve for x
    x = 110,260,590,175,222,800/379,871,039.84
  6. Step 6: Final answer
    x = 290,257,952.33

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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.