Home / 873,301,989,735.33-1,309,979,671,371.40-299,610,055,399.36

Finding the Fourth Proportional to 873,301,989,735.33, 1,309,979,671,371.40 and 299,610,055,399.36

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Solution

The fourth proportional to 873,301,989,735.33, 1,309,979,671,371.40 and 299,610,055,399.36 is: 449,424,238,722.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,301,989,735.33 : 1,309,979,671,371.40 = 299,610,055,399.36 : x
  2. Step 2: Convert to fraction form
    873,301,989,735.33/1,309,979,671,371.40 = 299,610,055,399.36/x
  3. Step 3: Cross multiply
    873,301,989,735.33x = 1,309,979,671,371.40 × 299,610,055,399.36
  4. Step 4: Simplify right side
    873,301,989,735.33x = 392,483,081,911,620,541,087,744
  5. Step 5: Solve for x
    x = 392,483,081,911,620,541,087,744/873,301,989,735.33
  6. Step 6: Final answer
    x = 449,424,238,722.47

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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.