Home / 62,941,271,634.86-86,867,814,284.60-40,071,103,828.16

Finding the Fourth Proportional to 62,941,271,634.86, 86,867,814,284.60 and 40,071,103,828.16

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Solution

The fourth proportional to 62,941,271,634.86, 86,867,814,284.60 and 40,071,103,828.16 is: 55,303,763,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,941,271,634.86 : 86,867,814,284.60 = 40,071,103,828.16 : x
  2. Step 2: Convert to fraction form
    62,941,271,634.86/86,867,814,284.60 = 40,071,103,828.16/x
  3. Step 3: Cross multiply
    62,941,271,634.86x = 86,867,814,284.60 × 40,071,103,828.16
  4. Step 4: Simplify right side
    62,941,271,634.86x = 3,480,889,205,522,892,324,864
  5. Step 5: Solve for x
    x = 3,480,889,205,522,892,324,864/62,941,271,634.86
  6. Step 6: Final answer
    x = 55,303,763,573.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.