Home / 20,599,723,478.47-30,858,212,855.68-9,392,180,837.01

Finding the Fourth Proportional to 20,599,723,478.47, 30,858,212,855.68 and 9,392,180,837.01

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Solution

The fourth proportional to 20,599,723,478.47, 30,858,212,855.68 and 9,392,180,837.01 is: 14,069,408,055.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,599,723,478.47 : 30,858,212,855.68 = 9,392,180,837.01 : x
  2. Step 2: Convert to fraction form
    20,599,723,478.47/30,858,212,855.68 = 9,392,180,837.01/x
  3. Step 3: Cross multiply
    20,599,723,478.47x = 30,858,212,855.68 × 9,392,180,837.01
  4. Step 4: Simplify right side
    20,599,723,478.47x = 289,825,915,447,493,328,896
  5. Step 5: Solve for x
    x = 289,825,915,447,493,328,896/20,599,723,478.47
  6. Step 6: Final answer
    x = 14,069,408,055.42

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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.