Home / 1,945,985,968.88-2,919,354,505-635,535,721.92

Finding the Fourth Proportional to 1,945,985,968.88, 2,919,354,505 and 635,535,721.92

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Solution

The fourth proportional to 1,945,985,968.88, 2,919,354,505 and 635,535,721.92 is: 953,426,233.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,985,968.88 : 2,919,354,505 = 635,535,721.92 : x
  2. Step 2: Convert to fraction form
    1,945,985,968.88/2,919,354,505 = 635,535,721.92/x
  3. Step 3: Cross multiply
    1,945,985,968.88x = 2,919,354,505 × 635,535,721.92
  4. Step 4: Simplify right side
    1,945,985,968.88x = 1,855,354,072,875,579,136
  5. Step 5: Solve for x
    x = 1,855,354,072,875,579,136/1,945,985,968.88
  6. Step 6: Final answer
    x = 953,426,233.56

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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.