Home / 1,704,968,912.80-2,556,333,625.20-669,205,712.80

Finding the Fourth Proportional to 1,704,968,912.80, 2,556,333,625.20 and 669,205,712.80

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Solution

The fourth proportional to 1,704,968,912.80, 2,556,333,625.20 and 669,205,712.80 is: 1,003,369,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,968,912.80 : 2,556,333,625.20 = 669,205,712.80 : x
  2. Step 2: Convert to fraction form
    1,704,968,912.80/2,556,333,625.20 = 669,205,712.80/x
  3. Step 3: Cross multiply
    1,704,968,912.80x = 2,556,333,625.20 × 669,205,712.80
  4. Step 4: Simplify right side
    1,704,968,912.80x = 1,710,713,065,806,573,824
  5. Step 5: Solve for x
    x = 1,710,713,065,806,573,824/1,704,968,912.80
  6. Step 6: Final answer
    x = 1,003,369,066.12

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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.