Home / 581,505,661,046.40-872,258,491,569.60-546,241,787,203.20

Finding the Fourth Proportional to 581,505,661,046.40, 872,258,491,569.60 and 546,241,787,203.20

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Solution

The fourth proportional to 581,505,661,046.40, 872,258,491,569.60 and 546,241,787,203.20 is: 819,362,680,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,505,661,046.40 : 872,258,491,569.60 = 546,241,787,203.20 : x
  2. Step 2: Convert to fraction form
    581,505,661,046.40/872,258,491,569.60 = 546,241,787,203.20/x
  3. Step 3: Cross multiply
    581,505,661,046.40x = 872,258,491,569.60 × 546,241,787,203.20
  4. Step 4: Simplify right side
    581,505,661,046.40x = 476,464,037,338,145,670,299,648
  5. Step 5: Solve for x
    x = 476,464,037,338,145,670,299,648/581,505,661,046.40
  6. Step 6: Final answer
    x = 819,362,680,804.80

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Double scale
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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.