Home / 1,339,621,502,600.30-2,009,432,143,078.80-371,529,930,696.10

Finding the Fourth Proportional to 1,339,621,502,600.30, 2,009,432,143,078.80 and 371,529,930,696.10

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Solution

The fourth proportional to 1,339,621,502,600.30, 2,009,432,143,078.80 and 371,529,930,696.10 is: 557,294,865,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,621,502,600.30 : 2,009,432,143,078.80 = 371,529,930,696.10 : x
  2. Step 2: Convert to fraction form
    1,339,621,502,600.30/2,009,432,143,078.80 = 371,529,930,696.10/x
  3. Step 3: Cross multiply
    1,339,621,502,600.30x = 2,009,432,143,078.80 × 371,529,930,696.10
  4. Step 4: Simplify right side
    1,339,621,502,600.30x = 746,564,184,856,582,284,115,968
  5. Step 5: Solve for x
    x = 746,564,184,856,582,284,115,968/1,339,621,502,600.30
  6. Step 6: Final answer
    x = 557,294,865,308.93

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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.