Home / 354,258,214.73-488,973,573.18-205,627,220.04

Finding the Fourth Proportional to 354,258,214.73, 488,973,573.18 and 205,627,220.04

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Solution

The fourth proportional to 354,258,214.73, 488,973,573.18 and 205,627,220.04 is: 283,822,004.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,258,214.73 : 488,973,573.18 = 205,627,220.04 : x
  2. Step 2: Convert to fraction form
    354,258,214.73/488,973,573.18 = 205,627,220.04/x
  3. Step 3: Cross multiply
    354,258,214.73x = 488,973,573.18 × 205,627,220.04
  4. Step 4: Simplify right side
    354,258,214.73x = 100,546,276,526,028,896
  5. Step 5: Solve for x
    x = 100,546,276,526,028,896/354,258,214.73
  6. Step 6: Final answer
    x = 283,822,004.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.