Home / 880,066,320,908.40-1,320,099,481,362.60-314,742,343,359.60

Finding the Fourth Proportional to 880,066,320,908.40, 1,320,099,481,362.60 and 314,742,343,359.60

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Solution

The fourth proportional to 880,066,320,908.40, 1,320,099,481,362.60 and 314,742,343,359.60 is: 472,113,515,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,066,320,908.40 : 1,320,099,481,362.60 = 314,742,343,359.60 : x
  2. Step 2: Convert to fraction form
    880,066,320,908.40/1,320,099,481,362.60 = 314,742,343,359.60/x
  3. Step 3: Cross multiply
    880,066,320,908.40x = 1,320,099,481,362.60 × 314,742,343,359.60
  4. Step 4: Simplify right side
    880,066,320,908.40x = 415,491,204,231,857,361,125,376
  5. Step 5: Solve for x
    x = 415,491,204,231,857,361,125,376/880,066,320,908.40
  6. Step 6: Final answer
    x = 472,113,515,039.40

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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.