Home / 245,579,571,563.20-368,040,082,060.23-191,128,684,176.31

Finding the Fourth Proportional to 245,579,571,563.20, 368,040,082,060.23 and 191,128,684,176.31

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Solution

The fourth proportional to 245,579,571,563.20, 368,040,082,060.23 and 191,128,684,176.31 is: 286,436,759,216.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,579,571,563.20 : 368,040,082,060.23 = 191,128,684,176.31 : x
  2. Step 2: Convert to fraction form
    245,579,571,563.20/368,040,082,060.23 = 191,128,684,176.31/x
  3. Step 3: Cross multiply
    245,579,571,563.20x = 368,040,082,060.23 × 191,128,684,176.31
  4. Step 4: Simplify right side
    245,579,571,563.20x = 70,343,016,608,312,909,103,104
  5. Step 5: Solve for x
    x = 70,343,016,608,312,909,103,104/245,579,571,563.20
  6. Step 6: Final answer
    x = 286,436,759,216.39

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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.