Home / 30,597,254,014.72-42,224,297,993.28-17,739,392,759.68

Finding the Fourth Proportional to 30,597,254,014.72, 42,224,297,993.28 and 17,739,392,759.68

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Solution

The fourth proportional to 30,597,254,014.72, 42,224,297,993.28 and 17,739,392,759.68 is: 24,480,412,711.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597,254,014.72 : 42,224,297,993.28 = 17,739,392,759.68 : x
  2. Step 2: Convert to fraction form
    30,597,254,014.72/42,224,297,993.28 = 17,739,392,759.68/x
  3. Step 3: Cross multiply
    30,597,254,014.72x = 42,224,297,993.28 × 17,739,392,759.68
  4. Step 4: Simplify right side
    30,597,254,014.72x = 749,033,406,104,562,040,832
  5. Step 5: Solve for x
    x = 749,033,406,104,562,040,832/30,597,254,014.72
  6. Step 6: Final answer
    x = 24,480,412,711.03

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1.5x scale

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.