Home / 4,698,243,809.78-6,481,741,435.80-2,690,005,661.42

Finding the Fourth Proportional to 4,698,243,809.78, 6,481,741,435.80 and 2,690,005,661.42

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Solution

The fourth proportional to 4,698,243,809.78, 6,481,741,435.80 and 2,690,005,661.42 is: 3,711,157,160.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,243,809.78 : 6,481,741,435.80 = 2,690,005,661.42 : x
  2. Step 2: Convert to fraction form
    4,698,243,809.78/6,481,741,435.80 = 2,690,005,661.42/x
  3. Step 3: Cross multiply
    4,698,243,809.78x = 6,481,741,435.80 × 2,690,005,661.42
  4. Step 4: Simplify right side
    4,698,243,809.78x = 17,435,921,158,162,599,936
  5. Step 5: Solve for x
    x = 17,435,921,158,162,599,936/4,698,243,809.78
  6. Step 6: Final answer
    x = 3,711,157,160.87

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1.5x scale

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.