Home / 3,277,075,646.72-4,915,618,456.80-1,338,378,878.72

Finding the Fourth Proportional to 3,277,075,646.72, 4,915,618,456.80 and 1,338,378,878.72

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Solution

The fourth proportional to 3,277,075,646.72, 4,915,618,456.80 and 1,338,378,878.72 is: 2,007,570,354.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277,075,646.72 : 4,915,618,456.80 = 1,338,378,878.72 : x
  2. Step 2: Convert to fraction form
    3,277,075,646.72/4,915,618,456.80 = 1,338,378,878.72/x
  3. Step 3: Cross multiply
    3,277,075,646.72x = 4,915,618,456.80 × 1,338,378,878.72
  4. Step 4: Simplify right side
    3,277,075,646.72x = 6,578,959,918,427,321,344
  5. Step 5: Solve for x
    x = 6,578,959,918,427,321,344/3,277,075,646.72
  6. Step 6: Final answer
    x = 2,007,570,354.69

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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.