Home / 1,890,276,218.24-2,835,391,519.32-491,136,686.12

Finding the Fourth Proportional to 1,890,276,218.24, 2,835,391,519.32 and 491,136,686.12

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Solution

The fourth proportional to 1,890,276,218.24, 2,835,391,519.32 and 491,136,686.12 is: 736,699,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,276,218.24 : 2,835,391,519.32 = 491,136,686.12 : x
  2. Step 2: Convert to fraction form
    1,890,276,218.24/2,835,391,519.32 = 491,136,686.12/x
  3. Step 3: Cross multiply
    1,890,276,218.24x = 2,835,391,519.32 × 491,136,686.12
  4. Step 4: Simplify right side
    1,890,276,218.24x = 1,392,564,794,651,576,832
  5. Step 5: Solve for x
    x = 1,392,564,794,651,576,832/1,890,276,218.24
  6. Step 6: Final answer
    x = 736,699,103.13

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Double scale
Find fourth proportional to 1,890,276,219.24, 2,835,391,520.82 and 491,136,687.12
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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.