Home / 734,864,512.28-1,014,111,251.44-400,339,783.62

Finding the Fourth Proportional to 734,864,512.28, 1,014,111,251.44 and 400,339,783.62

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Solution

The fourth proportional to 734,864,512.28, 1,014,111,251.44 and 400,339,783.62 is: 552,467,934.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,864,512.28 : 1,014,111,251.44 = 400,339,783.62 : x
  2. Step 2: Convert to fraction form
    734,864,512.28/1,014,111,251.44 = 400,339,783.62/x
  3. Step 3: Cross multiply
    734,864,512.28x = 1,014,111,251.44 × 400,339,783.62
  4. Step 4: Simplify right side
    734,864,512.28x = 405,989,078,967,096,192
  5. Step 5: Solve for x
    x = 405,989,078,967,096,192/734,864,512.28
  6. Step 6: Final answer
    x = 552,467,934.14

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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.