Home / 5,388,665,863.28-7,436,279,750.90-3,009,838,516.43

Finding the Fourth Proportional to 5,388,665,863.28, 7,436,279,750.90 and 3,009,838,516.43

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Solution

The fourth proportional to 5,388,665,863.28, 7,436,279,750.90 and 3,009,838,516.43 is: 4,153,532,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,665,863.28 : 7,436,279,750.90 = 3,009,838,516.43 : x
  2. Step 2: Convert to fraction form
    5,388,665,863.28/7,436,279,750.90 = 3,009,838,516.43/x
  3. Step 3: Cross multiply
    5,388,665,863.28x = 7,436,279,750.90 × 3,009,838,516.43
  4. Step 4: Simplify right side
    5,388,665,863.28x = 22,382,001,213,207,302,144
  5. Step 5: Solve for x
    x = 22,382,001,213,207,302,144/5,388,665,863.28
  6. Step 6: Final answer
    x = 4,153,532,948.80

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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.