Home / 776,484,744.38-1,164,751,031.42-339,560,526.23

Finding the Fourth Proportional to 776,484,744.38, 1,164,751,031.42 and 339,560,526.23

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Solution

The fourth proportional to 776,484,744.38, 1,164,751,031.42 and 339,560,526.23 is: 509,351,247.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,484,744.38 : 1,164,751,031.42 = 339,560,526.23 : x
  2. Step 2: Convert to fraction form
    776,484,744.38/1,164,751,031.42 = 339,560,526.23/x
  3. Step 3: Cross multiply
    776,484,744.38x = 1,164,751,031.42 × 339,560,526.23
  4. Step 4: Simplify right side
    776,484,744.38x = 395,503,473,148,388,928
  5. Step 5: Solve for x
    x = 395,503,473,148,388,928/776,484,744.38
  6. Step 6: Final answer
    x = 509,351,247.42

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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.