Home / 2,113,737,958,749.40-3,169,309,355,253.50-821,440,301,536.60

Finding the Fourth Proportional to 2,113,737,958,749.40, 3,169,309,355,253.50 and 821,440,301,536.60

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Solution

The fourth proportional to 2,113,737,958,749.40, 3,169,309,355,253.50 and 821,440,301,536.60 is: 1,231,656,185,983.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,113,737,958,749.40 : 3,169,309,355,253.50 = 821,440,301,536.60 : x
  2. Step 2: Convert to fraction form
    2,113,737,958,749.40/3,169,309,355,253.50 = 821,440,301,536.60/x
  3. Step 3: Cross multiply
    2,113,737,958,749.40x = 3,169,309,355,253.50 × 821,440,301,536.60
  4. Step 4: Simplify right side
    2,113,737,958,749.40x = 2,603,398,432,442,202,026,147,840
  5. Step 5: Solve for x
    x = 2,603,398,432,442,202,026,147,840/2,113,737,958,749.40
  6. Step 6: Final answer
    x = 1,231,656,185,983.67

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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.