Home / 122,405,840-183,632,989.80-34,968,111.20

Finding the Fourth Proportional to 122,405,840, 183,632,989.80 and 34,968,111.20

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Solution

The fourth proportional to 122,405,840, 183,632,989.80 and 34,968,111.20 is: 52,459,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,405,840 : 183,632,989.80 = 34,968,111.20 : x
  2. Step 2: Convert to fraction form
    122,405,840/183,632,989.80 = 34,968,111.20/x
  3. Step 3: Cross multiply
    122,405,840x = 183,632,989.80 × 34,968,111.20
  4. Step 4: Simplify right side
    122,405,840x = 6,421,298,807,314,867
  5. Step 5: Solve for x
    x = 6,421,298,807,314,867/122,405,840
  6. Step 6: Final answer
    x = 52,459,088.61

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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.