Home / 524,416,539.56-723,694,895.44-289,467,244.38

Finding the Fourth Proportional to 524,416,539.56, 723,694,895.44 and 289,467,244.38

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Solution

The fourth proportional to 524,416,539.56, 723,694,895.44 and 289,467,244.38 is: 399,464,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,416,539.56 : 723,694,895.44 = 289,467,244.38 : x
  2. Step 2: Convert to fraction form
    524,416,539.56/723,694,895.44 = 289,467,244.38/x
  3. Step 3: Cross multiply
    524,416,539.56x = 723,694,895.44 × 289,467,244.38
  4. Step 4: Simplify right side
    524,416,539.56x = 209,485,967,154,889,056
  5. Step 5: Solve for x
    x = 209,485,967,154,889,056/524,416,539.56
  6. Step 6: Final answer
    x = 399,464,836.35

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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.