Home / 13,652,128,080.52-20,478,192,125.64-3,837,475,692.52

Finding the Fourth Proportional to 13,652,128,080.52, 20,478,192,125.64 and 3,837,475,692.52

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Solution

The fourth proportional to 13,652,128,080.52, 20,478,192,125.64 and 3,837,475,692.52 is: 5,756,213,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652,128,080.52 : 20,478,192,125.64 = 3,837,475,692.52 : x
  2. Step 2: Convert to fraction form
    13,652,128,080.52/20,478,192,125.64 = 3,837,475,692.52/x
  3. Step 3: Cross multiply
    13,652,128,080.52x = 20,478,192,125.64 × 3,837,475,692.52
  4. Step 4: Simplify right side
    13,652,128,080.52x = 78,584,564,508,897,968,128
  5. Step 5: Solve for x
    x = 78,584,564,508,897,968,128/13,652,128,080.52
  6. Step 6: Final answer
    x = 5,756,213,540.15

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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.