Home / 1,704,968,909.80-2,556,333,620.70-669,205,709.80

Finding the Fourth Proportional to 1,704,968,909.80, 2,556,333,620.70 and 669,205,709.80

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Solution

The fourth proportional to 1,704,968,909.80, 2,556,333,620.70 and 669,205,709.80 is: 1,003,369,061.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,968,909.80 : 2,556,333,620.70 = 669,205,709.80 : x
  2. Step 2: Convert to fraction form
    1,704,968,909.80/2,556,333,620.70 = 669,205,709.80/x
  3. Step 3: Cross multiply
    1,704,968,909.80x = 2,556,333,620.70 × 669,205,709.80
  4. Step 4: Simplify right side
    1,704,968,909.80x = 1,710,713,055,126,147,328
  5. Step 5: Solve for x
    x = 1,710,713,055,126,147,328/1,704,968,909.80
  6. Step 6: Final answer
    x = 1,003,369,061.63

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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.