Home / 122,435,727.22-168,953,552.34-67,431,583.72

Finding the Fourth Proportional to 122,435,727.22, 168,953,552.34 and 67,431,583.72

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Solution

The fourth proportional to 122,435,727.22, 168,953,552.34 and 67,431,583.72 is: 93,051,316.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,435,727.22 : 168,953,552.34 = 67,431,583.72 : x
  2. Step 2: Convert to fraction form
    122,435,727.22/168,953,552.34 = 67,431,583.72/x
  3. Step 3: Cross multiply
    122,435,727.22x = 168,953,552.34 × 67,431,583.72
  4. Step 4: Simplify right side
    122,435,727.22x = 11,392,805,609,406,112
  5. Step 5: Solve for x
    x = 11,392,805,609,406,112/122,435,727.22
  6. Step 6: Final answer
    x = 93,051,316.54

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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.