Home / 489,360,333.67-675,317,222.84-266,343,614.37

Finding the Fourth Proportional to 489,360,333.67, 675,317,222.84 and 266,343,614.37

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Solution

The fourth proportional to 489,360,333.67, 675,317,222.84 and 266,343,614.37 is: 367,554,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,360,333.67 : 675,317,222.84 = 266,343,614.37 : x
  2. Step 2: Convert to fraction form
    489,360,333.67/675,317,222.84 = 266,343,614.37/x
  3. Step 3: Cross multiply
    489,360,333.67x = 675,317,222.84 × 266,343,614.37
  4. Step 4: Simplify right side
    489,360,333.67x = 179,866,429,978,182,176
  5. Step 5: Solve for x
    x = 179,866,429,978,182,176/489,360,333.67
  6. Step 6: Final answer
    x = 367,554,167.36

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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.