Home / 194,039,408.40-291,059,112.60-97,010,091.60

Finding the Fourth Proportional to 194,039,408.40, 291,059,112.60 and 97,010,091.60

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Solution

The fourth proportional to 194,039,408.40, 291,059,112.60 and 97,010,091.60 is: 145,515,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,039,408.40 : 291,059,112.60 = 97,010,091.60 : x
  2. Step 2: Convert to fraction form
    194,039,408.40/291,059,112.60 = 97,010,091.60/x
  3. Step 3: Cross multiply
    194,039,408.40x = 291,059,112.60 × 97,010,091.60
  4. Step 4: Simplify right side
    194,039,408.40x = 28,235,671,174,340,716
  5. Step 5: Solve for x
    x = 28,235,671,174,340,716/194,039,408.40
  6. Step 6: Final answer
    x = 145,515,137.40

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1.5x scale

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.