Home / 582,203,712.56-872,795,385.47-218,953,160.24

Finding the Fourth Proportional to 582,203,712.56, 872,795,385.47 and 218,953,160.24

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Solution

The fourth proportional to 582,203,712.56, 872,795,385.47 and 218,953,160.24 is: 328,237,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,203,712.56 : 872,795,385.47 = 218,953,160.24 : x
  2. Step 2: Convert to fraction form
    582,203,712.56/872,795,385.47 = 218,953,160.24/x
  3. Step 3: Cross multiply
    582,203,712.56x = 872,795,385.47 × 218,953,160.24
  4. Step 4: Simplify right side
    582,203,712.56x = 191,101,307,887,728,896
  5. Step 5: Solve for x
    x = 191,101,307,887,728,896/582,203,712.56
  6. Step 6: Final answer
    x = 328,237,872.36

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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.