Home / 1,758,740,010.51-2,638,194,862.05-578,294,355.52

Finding the Fourth Proportional to 1,758,740,010.51, 2,638,194,862.05 and 578,294,355.52

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Solution

The fourth proportional to 1,758,740,010.51, 2,638,194,862.05 and 578,294,355.52 is: 867,469,431.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,740,010.51 : 2,638,194,862.05 = 578,294,355.52 : x
  2. Step 2: Convert to fraction form
    1,758,740,010.51/2,638,194,862.05 = 578,294,355.52/x
  3. Step 3: Cross multiply
    1,758,740,010.51x = 2,638,194,862.05 × 578,294,355.52
  4. Step 4: Simplify right side
    1,758,740,010.51x = 1,525,653,197,485,380,096
  5. Step 5: Solve for x
    x = 1,525,653,197,485,380,096/1,758,740,010.51
  6. Step 6: Final answer
    x = 867,469,431.73

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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.