Home / 166,541,222.03-249,663,453.12-79,048,761.53

Finding the Fourth Proportional to 166,541,222.03, 249,663,453.12 and 79,048,761.53

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Solution

The fourth proportional to 166,541,222.03, 249,663,453.12 and 79,048,761.53 is: 118,502,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,541,222.03 : 249,663,453.12 = 79,048,761.53 : x
  2. Step 2: Convert to fraction form
    166,541,222.03/249,663,453.12 = 79,048,761.53/x
  3. Step 3: Cross multiply
    166,541,222.03x = 249,663,453.12 × 79,048,761.53
  4. Step 4: Simplify right side
    166,541,222.03x = 19,735,586,767,190,900
  5. Step 5: Solve for x
    x = 19,735,586,767,190,900/166,541,222.03
  6. Step 6: Final answer
    x = 118,502,713.79

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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.