Home / 5,315,395,415.10-7,972,337,295.45-1,821,962,096.70

Finding the Fourth Proportional to 5,315,395,415.10, 7,972,337,295.45 and 1,821,962,096.70

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Solution

The fourth proportional to 5,315,395,415.10, 7,972,337,295.45 and 1,821,962,096.70 is: 2,732,684,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,395,415.10 : 7,972,337,295.45 = 1,821,962,096.70 : x
  2. Step 2: Convert to fraction form
    5,315,395,415.10/7,972,337,295.45 = 1,821,962,096.70/x
  3. Step 3: Cross multiply
    5,315,395,415.10x = 7,972,337,295.45 × 1,821,962,096.70
  4. Step 4: Simplify right side
    5,315,395,415.10x = 14,525,296,374,417,688,576
  5. Step 5: Solve for x
    x = 14,525,296,374,417,688,576/5,315,395,415.10
  6. Step 6: Final answer
    x = 2,732,684,069.59

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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.