Home / 78,325,416.92-108,091,992.44-46,968,571.10

Finding the Fourth Proportional to 78,325,416.92, 108,091,992.44 and 46,968,571.10

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Solution

The fourth proportional to 78,325,416.92, 108,091,992.44 and 46,968,571.10 is: 64,818,377.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,325,416.92 : 108,091,992.44 = 46,968,571.10 : x
  2. Step 2: Convert to fraction form
    78,325,416.92/108,091,992.44 = 46,968,571.10/x
  3. Step 3: Cross multiply
    78,325,416.92x = 108,091,992.44 × 46,968,571.10
  4. Step 4: Simplify right side
    78,325,416.92x = 5,076,926,432,258,803
  5. Step 5: Solve for x
    x = 5,076,926,432,258,803/78,325,416.92
  6. Step 6: Final answer
    x = 64,818,377.38

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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.