Home / 197,608,386.03-272,701,173.86-109,503,855.37

Finding the Fourth Proportional to 197,608,386.03, 272,701,173.86 and 109,503,855.37

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Solution

The fourth proportional to 197,608,386.03, 272,701,173.86 and 109,503,855.37 is: 151,116,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,608,386.03 : 272,701,173.86 = 109,503,855.37 : x
  2. Step 2: Convert to fraction form
    197,608,386.03/272,701,173.86 = 109,503,855.37/x
  3. Step 3: Cross multiply
    197,608,386.03x = 272,701,173.86 × 109,503,855.37
  4. Step 4: Simplify right side
    197,608,386.03x = 29,861,829,901,594,668
  5. Step 5: Solve for x
    x = 29,861,829,901,594,668/197,608,386.03
  6. Step 6: Final answer
    x = 151,116,207.67

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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.