Home / 12,663,217,400.90-18,994,826,101.35-9,357,229,228.10

Finding the Fourth Proportional to 12,663,217,400.90, 18,994,826,101.35 and 9,357,229,228.10

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Solution

The fourth proportional to 12,663,217,400.90, 18,994,826,101.35 and 9,357,229,228.10 is: 14,035,843,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663,217,400.90 : 18,994,826,101.35 = 9,357,229,228.10 : x
  2. Step 2: Convert to fraction form
    12,663,217,400.90/18,994,826,101.35 = 9,357,229,228.10/x
  3. Step 3: Cross multiply
    12,663,217,400.90x = 18,994,826,101.35 × 9,357,229,228.10
  4. Step 4: Simplify right side
    12,663,217,400.90x = 177,738,941,978,228,981,760
  5. Step 5: Solve for x
    x = 177,738,941,978,228,981,760/12,663,217,400.90
  6. Step 6: Final answer
    x = 14,035,843,842.15

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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.