Home / 2,163,672,019.15-3,244,433,335.71-689,620,022.35

Finding the Fourth Proportional to 2,163,672,019.15, 3,244,433,335.71 and 689,620,022.35

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Solution

The fourth proportional to 2,163,672,019.15, 3,244,433,335.71 and 689,620,022.35 is: 1,034,087,500.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,672,019.15 : 3,244,433,335.71 = 689,620,022.35 : x
  2. Step 2: Convert to fraction form
    2,163,672,019.15/3,244,433,335.71 = 689,620,022.35/x
  3. Step 3: Cross multiply
    2,163,672,019.15x = 3,244,433,335.71 × 689,620,022.35
  4. Step 4: Simplify right side
    2,163,672,019.15x = 2,237,426,189,485,415,424
  5. Step 5: Solve for x
    x = 2,237,426,189,485,415,424/2,163,672,019.15
  6. Step 6: Final answer
    x = 1,034,087,500.18

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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.