Home / 1,682,465,081.40-2,521,441,722.54-1,309,423,392.84

Finding the Fourth Proportional to 1,682,465,081.40, 2,521,441,722.54 and 1,309,423,392.84

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Solution

The fourth proportional to 1,682,465,081.40, 2,521,441,722.54 and 1,309,423,392.84 is: 1,962,379,375.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,465,081.40 : 2,521,441,722.54 = 1,309,423,392.84 : x
  2. Step 2: Convert to fraction form
    1,682,465,081.40/2,521,441,722.54 = 1,309,423,392.84/x
  3. Step 3: Cross multiply
    1,682,465,081.40x = 2,521,441,722.54 × 1,309,423,392.84
  4. Step 4: Simplify right side
    1,682,465,081.40x = 3,301,634,775,176,660,480
  5. Step 5: Solve for x
    x = 3,301,634,775,176,660,480/1,682,465,081.40
  6. Step 6: Final answer
    x = 1,962,379,375.17

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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.