Home / 1,461,263,315.21-2,191,894,930.46-674,084,067.11

Finding the Fourth Proportional to 1,461,263,315.21, 2,191,894,930.46 and 674,084,067.11

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Solution

The fourth proportional to 1,461,263,315.21, 2,191,894,930.46 and 674,084,067.11 is: 1,011,126,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,263,315.21 : 2,191,894,930.46 = 674,084,067.11 : x
  2. Step 2: Convert to fraction form
    1,461,263,315.21/2,191,894,930.46 = 674,084,067.11/x
  3. Step 3: Cross multiply
    1,461,263,315.21x = 2,191,894,930.46 × 674,084,067.11
  4. Step 4: Simplify right side
    1,461,263,315.21x = 1,477,521,449,409,432,320
  5. Step 5: Solve for x
    x = 1,477,521,449,409,432,320/1,461,263,315.21
  6. Step 6: Final answer
    x = 1,011,126,081.13

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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.