Home / 349,971,787,115.62-483,038,761,535.28-212,765,458,786.54

Finding the Fourth Proportional to 349,971,787,115.62, 483,038,761,535.28 and 212,765,458,786.54

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Solution

The fourth proportional to 349,971,787,115.62, 483,038,761,535.28 and 212,765,458,786.54 is: 293,663,568,017.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,971,787,115.62 : 483,038,761,535.28 = 212,765,458,786.54 : x
  2. Step 2: Convert to fraction form
    349,971,787,115.62/483,038,761,535.28 = 212,765,458,786.54/x
  3. Step 3: Cross multiply
    349,971,787,115.62x = 483,038,761,535.28 × 212,765,458,786.54
  4. Step 4: Simplify right side
    349,971,787,115.62x = 102,773,963,709,735,956,905,984
  5. Step 5: Solve for x
    x = 102,773,963,709,735,956,905,984/349,971,787,115.62
  6. Step 6: Final answer
    x = 293,663,568,017.22

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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.