Home / 6,909,142,789,138-9,534,916,762,647.50-3,826,137,555,950.90

Finding the Fourth Proportional to 6,909,142,789,138, 9,534,916,762,647.50 and 3,826,137,555,950.90

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Solution

The fourth proportional to 6,909,142,789,138, 9,534,916,762,647.50 and 3,826,137,555,950.90 is: 5,280,235,802,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,142,789,138 : 9,534,916,762,647.50 = 3,826,137,555,950.90 : x
  2. Step 2: Convert to fraction form
    6,909,142,789,138/9,534,916,762,647.50 = 3,826,137,555,950.90/x
  3. Step 3: Cross multiply
    6,909,142,789,138x = 9,534,916,762,647.50 × 3,826,137,555,950.90
  4. Step 4: Simplify right side
    6,909,142,789,138x = 36,481,903,118,431,372,223,447,040
  5. Step 5: Solve for x
    x = 36,481,903,118,431,372,223,447,040/6,909,142,789,138
  6. Step 6: Final answer
    x = 5,280,235,802,303.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.