Home / 43,530,398,748.50-65,265,240,025.97-19,287,596,318.03

Finding the Fourth Proportional to 43,530,398,748.50, 65,265,240,025.97 and 19,287,596,318.03

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Solution

The fourth proportional to 43,530,398,748.50, 65,265,240,025.97 and 19,287,596,318.03 is: 28,917,943,308.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,530,398,748.50 : 65,265,240,025.97 = 19,287,596,318.03 : x
  2. Step 2: Convert to fraction form
    43,530,398,748.50/65,265,240,025.97 = 19,287,596,318.03/x
  3. Step 3: Cross multiply
    43,530,398,748.50x = 65,265,240,025.97 × 19,287,596,318.03
  4. Step 4: Simplify right side
    43,530,398,748.50x = 1,258,809,603,219,820,380,160
  5. Step 5: Solve for x
    x = 1,258,809,603,219,820,380,160/43,530,398,748.50
  6. Step 6: Final answer
    x = 28,917,943,308.83

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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.