Home / 2,179,179,378-3,268,163,821.80-604,924,756.56

Finding the Fourth Proportional to 2,179,179,378, 3,268,163,821.80 and 604,924,756.56

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Solution

The fourth proportional to 2,179,179,378, 3,268,163,821.80 and 604,924,756.56 is: 907,219,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,179,378 : 3,268,163,821.80 = 604,924,756.56 : x
  2. Step 2: Convert to fraction form
    2,179,179,378/3,268,163,821.80 = 604,924,756.56/x
  3. Step 3: Cross multiply
    2,179,179,378x = 3,268,163,821.80 × 604,924,756.56
  4. Step 4: Simplify right side
    2,179,179,378x = 1,976,993,204,300,564,224
  5. Step 5: Solve for x
    x = 1,976,993,204,300,564,224/2,179,179,378
  6. Step 6: Final answer
    x = 907,219,123.06

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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.