Home / 111,456,122.20-166,806,269.70-97,851,232.60

Finding the Fourth Proportional to 111,456,122.20, 166,806,269.70 and 97,851,232.60

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Solution

The fourth proportional to 111,456,122.20, 166,806,269.70 and 97,851,232.60 is: 146,445,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,456,122.20 : 166,806,269.70 = 97,851,232.60 : x
  2. Step 2: Convert to fraction form
    111,456,122.20/166,806,269.70 = 97,851,232.60/x
  3. Step 3: Cross multiply
    111,456,122.20x = 166,806,269.70 × 97,851,232.60
  4. Step 4: Simplify right side
    111,456,122.20x = 16,322,199,095,553,030
  5. Step 5: Solve for x
    x = 16,322,199,095,553,030/111,456,122.20
  6. Step 6: Final answer
    x = 146,445,065.32

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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.