Home / 110,980,466.70-166,328,982.45-85,294,151.70

Finding the Fourth Proportional to 110,980,466.70, 166,328,982.45 and 85,294,151.70

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Solution

The fourth proportional to 110,980,466.70, 166,328,982.45 and 85,294,151.70 is: 127,832,310.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,980,466.70 : 166,328,982.45 = 85,294,151.70 : x
  2. Step 2: Convert to fraction form
    110,980,466.70/166,328,982.45 = 85,294,151.70/x
  3. Step 3: Cross multiply
    110,980,466.70x = 166,328,982.45 × 85,294,151.70
  4. Step 4: Simplify right side
    110,980,466.70x = 14,186,889,461,196,938
  5. Step 5: Solve for x
    x = 14,186,889,461,196,938/110,980,466.70
  6. Step 6: Final answer
    x = 127,832,310.34

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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.