Home / 121,916,168.58-182,892,652.83-35,643,742.50

Finding the Fourth Proportional to 121,916,168.58, 182,892,652.83 and 35,643,742.50

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Solution

The fourth proportional to 121,916,168.58, 182,892,652.83 and 35,643,742.50 is: 53,470,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,916,168.58 : 182,892,652.83 = 35,643,742.50 : x
  2. Step 2: Convert to fraction form
    121,916,168.58/182,892,652.83 = 35,643,742.50/x
  3. Step 3: Cross multiply
    121,916,168.58x = 182,892,652.83 × 35,643,742.50
  4. Step 4: Simplify right side
    121,916,168.58x = 6,518,978,622,614,417
  5. Step 5: Solve for x
    x = 6,518,978,622,614,417/121,916,168.58
  6. Step 6: Final answer
    x = 53,470,993.21

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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.