Home / 2,848,296,646.10-3,930,597,347.63-1,578,132,996.77

Finding the Fourth Proportional to 2,848,296,646.10, 3,930,597,347.63 and 1,578,132,996.77

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Solution

The fourth proportional to 2,848,296,646.10, 3,930,597,347.63 and 1,578,132,996.77 is: 2,177,794,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848,296,646.10 : 3,930,597,347.63 = 1,578,132,996.77 : x
  2. Step 2: Convert to fraction form
    2,848,296,646.10/3,930,597,347.63 = 1,578,132,996.77/x
  3. Step 3: Cross multiply
    2,848,296,646.10x = 3,930,597,347.63 × 1,578,132,996.77
  4. Step 4: Simplify right side
    2,848,296,646.10x = 6,203,005,371,284,001,792
  5. Step 5: Solve for x
    x = 6,203,005,371,284,001,792/2,848,296,646.10
  6. Step 6: Final answer
    x = 2,177,794,711.02

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Double scale
Find fourth proportional to 2,848,296,647.10, 3,930,597,349 and 1,578,132,997.77
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.