Home / 9,705,989,165.28-13,394,235,855.72-5,250,652,308.96

Finding the Fourth Proportional to 9,705,989,165.28, 13,394,235,855.72 and 5,250,652,308.96

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Solution

The fourth proportional to 9,705,989,165.28, 13,394,235,855.72 and 5,250,652,308.96 is: 7,245,884,394.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,705,989,165.28 : 13,394,235,855.72 = 5,250,652,308.96 : x
  2. Step 2: Convert to fraction form
    9,705,989,165.28/13,394,235,855.72 = 5,250,652,308.96/x
  3. Step 3: Cross multiply
    9,705,989,165.28x = 13,394,235,855.72 × 5,250,652,308.96
  4. Step 4: Simplify right side
    9,705,989,165.28x = 70,328,475,422,591,033,344
  5. Step 5: Solve for x
    x = 70,328,475,422,591,033,344/9,705,989,165.28
  6. Step 6: Final answer
    x = 7,245,884,394.16

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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.