Home / 8,465,235,912.60-12,682,548,368.10-7,240,795,848.60

Finding the Fourth Proportional to 8,465,235,912.60, 12,682,548,368.10 and 7,240,795,848.60

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Solution

The fourth proportional to 8,465,235,912.60, 12,682,548,368.10 and 7,240,795,848.60 is: 10,848,102,110.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,235,912.60 : 12,682,548,368.10 = 7,240,795,848.60 : x
  2. Step 2: Convert to fraction form
    8,465,235,912.60/12,682,548,368.10 = 7,240,795,848.60/x
  3. Step 3: Cross multiply
    8,465,235,912.60x = 12,682,548,368.10 × 7,240,795,848.60
  4. Step 4: Simplify right side
    8,465,235,912.60x = 91,831,743,573,407,186,944
  5. Step 5: Solve for x
    x = 91,831,743,573,407,186,944/8,465,235,912.60
  6. Step 6: Final answer
    x = 10,848,102,110.98

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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.