Home / 139,968,112.60-209,952,168.90-134,299,408.60

Finding the Fourth Proportional to 139,968,112.60, 209,952,168.90 and 134,299,408.60

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Solution

The fourth proportional to 139,968,112.60, 209,952,168.90 and 134,299,408.60 is: 201,449,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,968,112.60 : 209,952,168.90 = 134,299,408.60 : x
  2. Step 2: Convert to fraction form
    139,968,112.60/209,952,168.90 = 134,299,408.60/x
  3. Step 3: Cross multiply
    139,968,112.60x = 209,952,168.90 × 134,299,408.60
  4. Step 4: Simplify right side
    139,968,112.60x = 28,196,452,117,557,312
  5. Step 5: Solve for x
    x = 28,196,452,117,557,312/139,968,112.60
  6. Step 6: Final answer
    x = 201,449,112.90

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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.