Home / 12,375,565,647.34-18,563,964,157.69-3,533,716,403.50

Finding the Fourth Proportional to 12,375,565,647.34, 18,563,964,157.69 and 3,533,716,403.50

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Solution

The fourth proportional to 12,375,565,647.34, 18,563,964,157.69 and 3,533,716,403.50 is: 5,300,750,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,565,647.34 : 18,563,964,157.69 = 3,533,716,403.50 : x
  2. Step 2: Convert to fraction form
    12,375,565,647.34/18,563,964,157.69 = 3,533,716,403.50/x
  3. Step 3: Cross multiply
    12,375,565,647.34x = 18,563,964,157.69 × 3,533,716,403.50
  4. Step 4: Simplify right side
    12,375,565,647.34x = 65,599,784,658,015,207,424
  5. Step 5: Solve for x
    x = 65,599,784,658,015,207,424/12,375,565,647.34
  6. Step 6: Final answer
    x = 5,300,750,408.29

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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.