Home / 1,014,885,828.81-1,522,335,469.32-393,170,108.76

Finding the Fourth Proportional to 1,014,885,828.81, 1,522,335,469.32 and 393,170,108.76

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Solution

The fourth proportional to 1,014,885,828.81, 1,522,335,469.32 and 393,170,108.76 is: 589,757,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,885,828.81 : 1,522,335,469.32 = 393,170,108.76 : x
  2. Step 2: Convert to fraction form
    1,014,885,828.81/1,522,335,469.32 = 393,170,108.76/x
  3. Step 3: Cross multiply
    1,014,885,828.81x = 1,522,335,469.32 × 393,170,108.76
  4. Step 4: Simplify right side
    1,014,885,828.81x = 598,536,802,041,750,016
  5. Step 5: Solve for x
    x = 598,536,802,041,750,016/1,014,885,828.81
  6. Step 6: Final answer
    x = 589,757,768.86

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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.