Home / 2,788,467,297.60-4,182,858,232.80-849,833,774.40

Finding the Fourth Proportional to 2,788,467,297.60, 4,182,858,232.80 and 849,833,774.40

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Solution

The fourth proportional to 2,788,467,297.60, 4,182,858,232.80 and 849,833,774.40 is: 1,274,798,597.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,467,297.60 : 4,182,858,232.80 = 849,833,774.40 : x
  2. Step 2: Convert to fraction form
    2,788,467,297.60/4,182,858,232.80 = 849,833,774.40/x
  3. Step 3: Cross multiply
    2,788,467,297.60x = 4,182,858,232.80 × 849,833,774.40
  4. Step 4: Simplify right side
    2,788,467,297.60x = 3,554,734,199,760,538,112
  5. Step 5: Solve for x
    x = 3,554,734,199,760,538,112/2,788,467,297.60
  6. Step 6: Final answer
    x = 1,274,798,597.36

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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.