Home / 20,371,164,644.87-30,556,739,775.28-5,447,942,353.22

Finding the Fourth Proportional to 20,371,164,644.87, 30,556,739,775.28 and 5,447,942,353.22

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Solution

The fourth proportional to 20,371,164,644.87, 30,556,739,775.28 and 5,447,942,353.22 is: 8,171,911,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,371,164,644.87 : 30,556,739,775.28 = 5,447,942,353.22 : x
  2. Step 2: Convert to fraction form
    20,371,164,644.87/30,556,739,775.28 = 5,447,942,353.22/x
  3. Step 3: Cross multiply
    20,371,164,644.87x = 30,556,739,775.28 × 5,447,942,353.22
  4. Step 4: Simplify right side
    20,371,164,644.87x = 166,471,356,798,099,324,928
  5. Step 5: Solve for x
    x = 166,471,356,798,099,324,928/20,371,164,644.87
  6. Step 6: Final answer
    x = 8,171,911,606.44

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1.5x scale

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.