Home / 1,990,476,870.70-2,983,525,584.45-697,346,733.10

Finding the Fourth Proportional to 1,990,476,870.70, 2,983,525,584.45 and 697,346,733.10

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Solution

The fourth proportional to 1,990,476,870.70, 2,983,525,584.45 and 697,346,733.10 is: 1,045,252,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,476,870.70 : 2,983,525,584.45 = 697,346,733.10 : x
  2. Step 2: Convert to fraction form
    1,990,476,870.70/2,983,525,584.45 = 697,346,733.10/x
  3. Step 3: Cross multiply
    1,990,476,870.70x = 2,983,525,584.45 × 697,346,733.10
  4. Step 4: Simplify right side
    1,990,476,870.70x = 2,080,551,819,436,475,648
  5. Step 5: Solve for x
    x = 2,080,551,819,436,475,648/1,990,476,870.70
  6. Step 6: Final answer
    x = 1,045,252,949.21

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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.