Home / 354,258,211.73-488,973,569.04-205,627,217.04

Finding the Fourth Proportional to 354,258,211.73, 488,973,569.04 and 205,627,217.04

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Solution

The fourth proportional to 354,258,211.73, 488,973,569.04 and 205,627,217.04 is: 283,822,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,258,211.73 : 488,973,569.04 = 205,627,217.04 : x
  2. Step 2: Convert to fraction form
    354,258,211.73/488,973,569.04 = 205,627,217.04/x
  3. Step 3: Cross multiply
    354,258,211.73x = 488,973,569.04 × 205,627,217.04
  4. Step 4: Simplify right side
    354,258,211.73x = 100,546,274,207,811,504
  5. Step 5: Solve for x
    x = 100,546,274,207,811,504/354,258,211.73
  6. Step 6: Final answer
    x = 283,822,000.11

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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.