Home / 1,085,715,918.81-1,627,830,394.93-552,895,958.25

Finding the Fourth Proportional to 1,085,715,918.81, 1,627,830,394.93 and 552,895,958.25

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Solution

The fourth proportional to 1,085,715,918.81, 1,627,830,394.93 and 552,895,958.25 is: 828,965,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,715,918.81 : 1,627,830,394.93 = 552,895,958.25 : x
  2. Step 2: Convert to fraction form
    1,085,715,918.81/1,627,830,394.93 = 552,895,958.25/x
  3. Step 3: Cross multiply
    1,085,715,918.81x = 1,627,830,394.93 × 552,895,958.25
  4. Step 4: Simplify right side
    1,085,715,918.81x = 900,020,846,073,298,304
  5. Step 5: Solve for x
    x = 900,020,846,073,298,304/1,085,715,918.81
  6. Step 6: Final answer
    x = 828,965,321.85

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Half scale
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Double scale
Find fourth proportional to 1,085,715,919.81, 1,627,830,396.43 and 552,895,959.25
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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.