Home / 3,188,652,111.60-4,782,978,167.40-1,117,626,534.60

Finding the Fourth Proportional to 3,188,652,111.60, 4,782,978,167.40 and 1,117,626,534.60

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Solution

The fourth proportional to 3,188,652,111.60, 4,782,978,167.40 and 1,117,626,534.60 is: 1,676,439,801.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,652,111.60 : 4,782,978,167.40 = 1,117,626,534.60 : x
  2. Step 2: Convert to fraction form
    3,188,652,111.60/4,782,978,167.40 = 1,117,626,534.60/x
  3. Step 3: Cross multiply
    3,188,652,111.60x = 4,782,978,167.40 × 1,117,626,534.60
  4. Step 4: Simplify right side
    3,188,652,111.60x = 5,345,583,314,298,720,256
  5. Step 5: Solve for x
    x = 5,345,583,314,298,720,256/3,188,652,111.60
  6. Step 6: Final answer
    x = 1,676,439,801.90

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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.