Home / 1,205,077,519.53-1,808,313,672.69-505,507,004.10

Finding the Fourth Proportional to 1,205,077,519.53, 1,808,313,672.69 and 505,507,004.10

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Solution

The fourth proportional to 1,205,077,519.53, 1,808,313,672.69 and 505,507,004.10 is: 758,553,049.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,077,519.53 : 1,808,313,672.69 = 505,507,004.10 : x
  2. Step 2: Convert to fraction form
    1,205,077,519.53/1,808,313,672.69 = 505,507,004.10/x
  3. Step 3: Cross multiply
    1,205,077,519.53x = 1,808,313,672.69 × 505,507,004.10
  4. Step 4: Simplify right side
    1,205,077,519.53x = 914,115,227,154,589,952
  5. Step 5: Solve for x
    x = 914,115,227,154,589,952/1,205,077,519.53
  6. Step 6: Final answer
    x = 758,553,049.36

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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.