Home / 5,179,283,669.35-7,147,118,003.41-2,921,088,225.79

Finding the Fourth Proportional to 5,179,283,669.35, 7,147,118,003.41 and 2,921,088,225.79

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Solution

The fourth proportional to 5,179,283,669.35, 7,147,118,003.41 and 2,921,088,225.79 is: 4,030,936,241.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,179,283,669.35 : 7,147,118,003.41 = 2,921,088,225.79 : x
  2. Step 2: Convert to fraction form
    5,179,283,669.35/7,147,118,003.41 = 2,921,088,225.79/x
  3. Step 3: Cross multiply
    5,179,283,669.35x = 7,147,118,003.41 × 2,921,088,225.79
  4. Step 4: Simplify right side
    5,179,283,669.35x = 20,877,362,248,092,684,288
  5. Step 5: Solve for x
    x = 20,877,362,248,092,684,288/5,179,283,669.35
  6. Step 6: Final answer
    x = 4,030,936,241.56

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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.