Home / 5,911,234,101,989.70-8,870,205,400,361.10-3,191,511,308,638

Finding the Fourth Proportional to 5,911,234,101,989.70, 8,870,205,400,361.10 and 3,191,511,308,638

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Solution

The fourth proportional to 5,911,234,101,989.70, 8,870,205,400,361.10 and 3,191,511,308,638 is: 4,789,077,941,552.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911,234,101,989.70 : 8,870,205,400,361.10 = 3,191,511,308,638 : x
  2. Step 2: Convert to fraction form
    5,911,234,101,989.70/8,870,205,400,361.10 = 3,191,511,308,638/x
  3. Step 3: Cross multiply
    5,911,234,101,989.70x = 8,870,205,400,361.10 × 3,191,511,308,638
  4. Step 4: Simplify right side
    5,911,234,101,989.70x = 28,309,360,845,194,306,015,723,520
  5. Step 5: Solve for x
    x = 28,309,360,845,194,306,015,723,520/5,911,234,101,989.70
  6. Step 6: Final answer
    x = 4,789,077,941,552.93

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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.