Home / 111,228,765.40-166,843,148.10-106,693,802.20

Finding the Fourth Proportional to 111,228,765.40, 166,843,148.10 and 106,693,802.20

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Solution

The fourth proportional to 111,228,765.40, 166,843,148.10 and 106,693,802.20 is: 160,040,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,228,765.40 : 166,843,148.10 = 106,693,802.20 : x
  2. Step 2: Convert to fraction form
    111,228,765.40/166,843,148.10 = 106,693,802.20/x
  3. Step 3: Cross multiply
    111,228,765.40x = 166,843,148.10 × 106,693,802.20
  4. Step 4: Simplify right side
    111,228,765.40x = 17,801,129,841,806,706
  5. Step 5: Solve for x
    x = 17,801,129,841,806,706/111,228,765.40
  6. Step 6: Final answer
    x = 160,040,703.30

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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.