Home / 1,175,262,160.80-1,762,893,241.20-631,066,576.80

Finding the Fourth Proportional to 1,175,262,160.80, 1,762,893,241.20 and 631,066,576.80

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Solution

The fourth proportional to 1,175,262,160.80, 1,762,893,241.20 and 631,066,576.80 is: 946,599,865.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,262,160.80 : 1,762,893,241.20 = 631,066,576.80 : x
  2. Step 2: Convert to fraction form
    1,175,262,160.80/1,762,893,241.20 = 631,066,576.80/x
  3. Step 3: Cross multiply
    1,175,262,160.80x = 1,762,893,241.20 × 631,066,576.80
  4. Step 4: Simplify right side
    1,175,262,160.80x = 1,112,503,002,987,940,608
  5. Step 5: Solve for x
    x = 1,112,503,002,987,940,608/1,175,262,160.80
  6. Step 6: Final answer
    x = 946,599,865.20

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Half scale
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Double scale
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Similar ratio
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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.