Home / 325,938,634,321.45-488,907,836,409.85-87,167,077,655.09

Finding the Fourth Proportional to 325,938,634,321.45, 488,907,836,409.85 and 87,167,077,655.09

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Solution

The fourth proportional to 325,938,634,321.45, 488,907,836,409.85 and 87,167,077,655.09 is: 130,750,585,708.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,938,634,321.45 : 488,907,836,409.85 = 87,167,077,655.09 : x
  2. Step 2: Convert to fraction form
    325,938,634,321.45/488,907,836,409.85 = 87,167,077,655.09/x
  3. Step 3: Cross multiply
    325,938,634,321.45x = 488,907,836,409.85 × 87,167,077,655.09
  4. Step 4: Simplify right side
    325,938,634,321.45x = 42,616,667,342,519,429,758,976
  5. Step 5: Solve for x
    x = 42,616,667,342,519,429,758,976/325,938,634,321.45
  6. Step 6: Final answer
    x = 130,750,585,708.38

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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.