Home / 627,321,335.80-940,982,003.70-577,156,804.60

Finding the Fourth Proportional to 627,321,335.80, 940,982,003.70 and 577,156,804.60

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Solution

The fourth proportional to 627,321,335.80, 940,982,003.70 and 577,156,804.60 is: 865,735,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,321,335.80 : 940,982,003.70 = 577,156,804.60 : x
  2. Step 2: Convert to fraction form
    627,321,335.80/940,982,003.70 = 577,156,804.60/x
  3. Step 3: Cross multiply
    627,321,335.80x = 940,982,003.70 × 577,156,804.60
  4. Step 4: Simplify right side
    627,321,335.80x = 543,094,166,441,597,440
  5. Step 5: Solve for x
    x = 543,094,166,441,597,440/627,321,335.80
  6. Step 6: Final answer
    x = 865,735,206.90

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1.5x scale

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.