Home / 12,346,928,811.79-17,038,761,735.39-6,994,489,163.60

Finding the Fourth Proportional to 12,346,928,811.79, 17,038,761,735.39 and 6,994,489,163.60

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Solution

The fourth proportional to 12,346,928,811.79, 17,038,761,735.39 and 6,994,489,163.60 is: 9,652,395,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346,928,811.79 : 17,038,761,735.39 = 6,994,489,163.60 : x
  2. Step 2: Convert to fraction form
    12,346,928,811.79/17,038,761,735.39 = 6,994,489,163.60/x
  3. Step 3: Cross multiply
    12,346,928,811.79x = 17,038,761,735.39 × 6,994,489,163.60
  4. Step 4: Simplify right side
    12,346,928,811.79x = 119,177,434,319,355,314,176
  5. Step 5: Solve for x
    x = 119,177,434,319,355,314,176/12,346,928,811.79
  6. Step 6: Final answer
    x = 9,652,395,031.68

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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.