Home / 1,022,511,374,765.70-1,533,767,062,148.60-426,698,839,623.30

Finding the Fourth Proportional to 1,022,511,374,765.70, 1,533,767,062,148.60 and 426,698,839,623.30

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Solution

The fourth proportional to 1,022,511,374,765.70, 1,533,767,062,148.60 and 426,698,839,623.30 is: 640,048,259,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,511,374,765.70 : 1,533,767,062,148.60 = 426,698,839,623.30 : x
  2. Step 2: Convert to fraction form
    1,022,511,374,765.70/1,533,767,062,148.60 = 426,698,839,623.30/x
  3. Step 3: Cross multiply
    1,022,511,374,765.70x = 1,533,767,062,148.60 × 426,698,839,623.30
  4. Step 4: Simplify right side
    1,022,511,374,765.70x = 654,456,625,671,245,549,010,944
  5. Step 5: Solve for x
    x = 654,456,625,671,245,549,010,944/1,022,511,374,765.70
  6. Step 6: Final answer
    x = 640,048,259,434.97

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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.