Home / 618,932,453,468.56-928,822,759,676.32-216,015,923,661.44

Finding the Fourth Proportional to 618,932,453,468.56, 928,822,759,676.32 and 216,015,923,661.44

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Solution

The fourth proportional to 618,932,453,468.56, 928,822,759,676.32 and 216,015,923,661.44 is: 324,171,895,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,932,453,468.56 : 928,822,759,676.32 = 216,015,923,661.44 : x
  2. Step 2: Convert to fraction form
    618,932,453,468.56/928,822,759,676.32 = 216,015,923,661.44/x
  3. Step 3: Cross multiply
    618,932,453,468.56x = 928,822,759,676.32 × 216,015,923,661.44
  4. Step 4: Simplify right side
    618,932,453,468.56x = 200,640,506,349,247,960,973,312
  5. Step 5: Solve for x
    x = 200,640,506,349,247,960,973,312/618,932,453,468.56
  6. Step 6: Final answer
    x = 324,171,895,050.65

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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.