Home / 15,660,691,913.16-23,490,400,804.33-3,869,513,458.38

Finding the Fourth Proportional to 15,660,691,913.16, 23,490,400,804.33 and 3,869,513,458.38

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Solution

The fourth proportional to 15,660,691,913.16, 23,490,400,804.33 and 3,869,513,458.38 is: 5,804,112,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660,691,913.16 : 23,490,400,804.33 = 3,869,513,458.38 : x
  2. Step 2: Convert to fraction form
    15,660,691,913.16/23,490,400,804.33 = 3,869,513,458.38/x
  3. Step 3: Cross multiply
    15,660,691,913.16x = 23,490,400,804.33 × 3,869,513,458.38
  4. Step 4: Simplify right side
    15,660,691,913.16x = 90,896,422,055,110,787,072
  5. Step 5: Solve for x
    x = 90,896,422,055,110,787,072/15,660,691,913.16
  6. Step 6: Final answer
    x = 5,804,112,778.61

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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.