Home / 1,227,205,299.36-1,841,066,479.77-398,094,202.49

Finding the Fourth Proportional to 1,227,205,299.36, 1,841,066,479.77 and 398,094,202.49

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Solution

The fourth proportional to 1,227,205,299.36, 1,841,066,479.77 and 398,094,202.49 is: 597,225,168.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,205,299.36 : 1,841,066,479.77 = 398,094,202.49 : x
  2. Step 2: Convert to fraction form
    1,227,205,299.36/1,841,066,479.77 = 398,094,202.49/x
  3. Step 3: Cross multiply
    1,227,205,299.36x = 1,841,066,479.77 × 398,094,202.49
  4. Step 4: Simplify right side
    1,227,205,299.36x = 732,917,891,995,109,888
  5. Step 5: Solve for x
    x = 732,917,891,995,109,888/1,227,205,299.36
  6. Step 6: Final answer
    x = 597,225,168.75

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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.