Home / 20,412,442,901.80-30,618,664,352.70-14,833,587,860.20

Finding the Fourth Proportional to 20,412,442,901.80, 30,618,664,352.70 and 14,833,587,860.20

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Solution

The fourth proportional to 20,412,442,901.80, 30,618,664,352.70 and 14,833,587,860.20 is: 22,250,381,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,412,442,901.80 : 30,618,664,352.70 = 14,833,587,860.20 : x
  2. Step 2: Convert to fraction form
    20,412,442,901.80/30,618,664,352.70 = 14,833,587,860.20/x
  3. Step 3: Cross multiply
    20,412,442,901.80x = 30,618,664,352.70 × 14,833,587,860.20
  4. Step 4: Simplify right side
    20,412,442,901.80x = 454,184,647,837,749,215,232
  5. Step 5: Solve for x
    x = 454,184,647,837,749,215,232/20,412,442,901.80
  6. Step 6: Final answer
    x = 22,250,381,790.30

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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.