Home / 729,086,586.65-1,093,632,717.28-176,388,128.22

Finding the Fourth Proportional to 729,086,586.65, 1,093,632,717.28 and 176,388,128.22

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Solution

The fourth proportional to 729,086,586.65, 1,093,632,717.28 and 176,388,128.22 is: 264,582,878.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,086,586.65 : 1,093,632,717.28 = 176,388,128.22 : x
  2. Step 2: Convert to fraction form
    729,086,586.65/1,093,632,717.28 = 176,388,128.22/x
  3. Step 3: Cross multiply
    729,086,586.65x = 1,093,632,717.28 × 176,388,128.22
  4. Step 4: Simplify right side
    729,086,586.65x = 192,903,827,961,171,648
  5. Step 5: Solve for x
    x = 192,903,827,961,171,648/729,086,586.65
  6. Step 6: Final answer
    x = 264,582,878.76

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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.