Home / 3,188,652,011.60-4,782,978,017.40-1,556,065,259.60

Finding the Fourth Proportional to 3,188,652,011.60, 4,782,978,017.40 and 1,556,065,259.60

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Solution

The fourth proportional to 3,188,652,011.60, 4,782,978,017.40 and 1,556,065,259.60 is: 2,334,097,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,652,011.60 : 4,782,978,017.40 = 1,556,065,259.60 : x
  2. Step 2: Convert to fraction form
    3,188,652,011.60/4,782,978,017.40 = 1,556,065,259.60/x
  3. Step 3: Cross multiply
    3,188,652,011.60x = 4,782,978,017.40 × 1,556,065,259.60
  4. Step 4: Simplify right side
    3,188,652,011.60x = 7,442,625,930,306,623,488
  5. Step 5: Solve for x
    x = 7,442,625,930,306,623,488/3,188,652,011.60
  6. Step 6: Final answer
    x = 2,334,097,889.40

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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.