Home / 1,348,036,208.20-2,022,054,312.30-658,385,878.60

Finding the Fourth Proportional to 1,348,036,208.20, 2,022,054,312.30 and 658,385,878.60

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Solution

The fourth proportional to 1,348,036,208.20, 2,022,054,312.30 and 658,385,878.60 is: 987,578,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,036,208.20 : 2,022,054,312.30 = 658,385,878.60 : x
  2. Step 2: Convert to fraction form
    1,348,036,208.20/2,022,054,312.30 = 658,385,878.60/x
  3. Step 3: Cross multiply
    1,348,036,208.20x = 2,022,054,312.30 × 658,385,878.60
  4. Step 4: Simplify right side
    1,348,036,208.20x = 1,331,292,004,980,554,240
  5. Step 5: Solve for x
    x = 1,331,292,004,980,554,240/1,348,036,208.20
  6. Step 6: Final answer
    x = 987,578,817.90

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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.