Home / 8,252,952,004.20-12,379,428,006.30-5,314,295,850.60

Finding the Fourth Proportional to 8,252,952,004.20, 12,379,428,006.30 and 5,314,295,850.60

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Solution

The fourth proportional to 8,252,952,004.20, 12,379,428,006.30 and 5,314,295,850.60 is: 7,971,443,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252,952,004.20 : 12,379,428,006.30 = 5,314,295,850.60 : x
  2. Step 2: Convert to fraction form
    8,252,952,004.20/12,379,428,006.30 = 5,314,295,850.60/x
  3. Step 3: Cross multiply
    8,252,952,004.20x = 12,379,428,006.30 × 5,314,295,850.60
  4. Step 4: Simplify right side
    8,252,952,004.20x = 65,787,942,886,681,518,080
  5. Step 5: Solve for x
    x = 65,787,942,886,681,518,080/8,252,952,004.20
  6. Step 6: Final answer
    x = 7,971,443,775.90

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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.