Home / 627,619,204.92-941,564,997.54-190,908,539.04

Finding the Fourth Proportional to 627,619,204.92, 941,564,997.54 and 190,908,539.04

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Solution

The fourth proportional to 627,619,204.92, 941,564,997.54 and 190,908,539.04 is: 286,404,234.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,619,204.92 : 941,564,997.54 = 190,908,539.04 : x
  2. Step 2: Convert to fraction form
    627,619,204.92/941,564,997.54 = 190,908,539.04/x
  3. Step 3: Cross multiply
    627,619,204.92x = 941,564,997.54 × 190,908,539.04
  4. Step 4: Simplify right side
    627,619,204.92x = 179,752,798,091,562,592
  5. Step 5: Solve for x
    x = 179,752,798,091,562,592/627,619,204.92
  6. Step 6: Final answer
    x = 286,404,234.74

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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.