Home / 3,108,213,908.74-4,664,738,582.87-2,169,438,075.28

Finding the Fourth Proportional to 3,108,213,908.74, 4,664,738,582.87 and 2,169,438,075.28

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Solution

The fourth proportional to 3,108,213,908.74, 4,664,738,582.87 and 2,169,438,075.28 is: 3,255,844,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,213,908.74 : 4,664,738,582.87 = 2,169,438,075.28 : x
  2. Step 2: Convert to fraction form
    3,108,213,908.74/4,664,738,582.87 = 2,169,438,075.28/x
  3. Step 3: Cross multiply
    3,108,213,908.74x = 4,664,738,582.87 × 2,169,438,075.28
  4. Step 4: Simplify right side
    3,108,213,908.74x = 10,119,861,492,905,848,832
  5. Step 5: Solve for x
    x = 10,119,861,492,905,848,832/3,108,213,908.74
  6. Step 6: Final answer
    x = 3,255,844,607.24

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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.