Home / 3,973,825,783.46-5,483,996,557.69-2,189,794,157.35

Finding the Fourth Proportional to 3,973,825,783.46, 5,483,996,557.69 and 2,189,794,157.35

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Solution

The fourth proportional to 3,973,825,783.46, 5,483,996,557.69 and 2,189,794,157.35 is: 3,021,980,397.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,825,783.46 : 5,483,996,557.69 = 2,189,794,157.35 : x
  2. Step 2: Convert to fraction form
    3,973,825,783.46/5,483,996,557.69 = 2,189,794,157.35/x
  3. Step 3: Cross multiply
    3,973,825,783.46x = 5,483,996,557.69 × 2,189,794,157.35
  4. Step 4: Simplify right side
    3,973,825,783.46x = 12,008,823,620,935,127,040
  5. Step 5: Solve for x
    x = 12,008,823,620,935,127,040/3,973,825,783.46
  6. Step 6: Final answer
    x = 3,021,980,397.56

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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.