Home / 4,709,185,389.33-7,064,812,393.26-1,392,741,400.82

Finding the Fourth Proportional to 4,709,185,389.33, 7,064,812,393.26 and 1,392,741,400.82

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Solution

The fourth proportional to 4,709,185,389.33, 7,064,812,393.26 and 1,392,741,400.82 is: 2,089,417,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,185,389.33 : 7,064,812,393.26 = 1,392,741,400.82 : x
  2. Step 2: Convert to fraction form
    4,709,185,389.33/7,064,812,393.26 = 1,392,741,400.82/x
  3. Step 3: Cross multiply
    4,709,185,389.33x = 7,064,812,393.26 × 1,392,741,400.82
  4. Step 4: Simplify right side
    4,709,185,389.33x = 9,839,456,709,078,673,408
  5. Step 5: Solve for x
    x = 9,839,456,709,078,673,408/4,709,185,389.33
  6. Step 6: Final answer
    x = 2,089,417,998.15

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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.