Home / 133,036,245.40-199,591,692.90-64,881,160.60

Finding the Fourth Proportional to 133,036,245.40, 199,591,692.90 and 64,881,160.60

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Solution

The fourth proportional to 133,036,245.40, 199,591,692.90 and 64,881,160.60 is: 97,339,944.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,036,245.40 : 199,591,692.90 = 64,881,160.60 : x
  2. Step 2: Convert to fraction form
    133,036,245.40/199,591,692.90 = 64,881,160.60/x
  3. Step 3: Cross multiply
    133,036,245.40x = 199,591,692.90 × 64,881,160.60
  4. Step 4: Simplify right side
    133,036,245.40x = 12,949,740,681,470,780
  5. Step 5: Solve for x
    x = 12,949,740,681,470,780/133,036,245.40
  6. Step 6: Final answer
    x = 97,339,944.03

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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.