Home / 245,579,571,563.70-368,040,082,060.96-191,128,684,176.81

Finding the Fourth Proportional to 245,579,571,563.70, 368,040,082,060.96 and 191,128,684,176.81

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Solution

The fourth proportional to 245,579,571,563.70, 368,040,082,060.96 and 191,128,684,176.81 is: 286,436,759,217.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,579,571,563.70 : 368,040,082,060.96 = 191,128,684,176.81 : x
  2. Step 2: Convert to fraction form
    245,579,571,563.70/368,040,082,060.96 = 191,128,684,176.81/x
  3. Step 3: Cross multiply
    245,579,571,563.70x = 368,040,082,060.96 × 191,128,684,176.81
  4. Step 4: Simplify right side
    245,579,571,563.70x = 70,343,016,608,636,466,102,272
  5. Step 5: Solve for x
    x = 70,343,016,608,636,466,102,272/245,579,571,563.70
  6. Step 6: Final answer
    x = 286,436,759,217.13

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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.