Home / 1,685,593,128.93-2,523,352,201.32-1,019,591,620.89

Finding the Fourth Proportional to 1,685,593,128.93, 2,523,352,201.32 and 1,019,591,620.89

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Solution

The fourth proportional to 1,685,593,128.93, 2,523,352,201.32 and 1,019,591,620.89 is: 1,526,340,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,593,128.93 : 2,523,352,201.32 = 1,019,591,620.89 : x
  2. Step 2: Convert to fraction form
    1,685,593,128.93/2,523,352,201.32 = 1,019,591,620.89/x
  3. Step 3: Cross multiply
    1,685,593,128.93x = 2,523,352,201.32 × 1,019,591,620.89
  4. Step 4: Simplify right side
    1,685,593,128.93x = 2,572,788,761,020,208,640
  5. Step 5: Solve for x
    x = 2,572,788,761,020,208,640/1,685,593,128.93
  6. Step 6: Final answer
    x = 1,526,340,323.10

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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.