Home / 836,191,201.94-1,153,974,198.87-479,028,007.22

Finding the Fourth Proportional to 836,191,201.94, 1,153,974,198.87 and 479,028,007.22

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Solution

The fourth proportional to 836,191,201.94, 1,153,974,198.87 and 479,028,007.22 is: 661,076,030.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,191,201.94 : 1,153,974,198.87 = 479,028,007.22 : x
  2. Step 2: Convert to fraction form
    836,191,201.94/1,153,974,198.87 = 479,028,007.22/x
  3. Step 3: Cross multiply
    836,191,201.94x = 1,153,974,198.87 × 479,028,007.22
  4. Step 4: Simplify right side
    836,191,201.94x = 552,785,960,867,992,064
  5. Step 5: Solve for x
    x = 552,785,960,867,992,064/836,191,201.94
  6. Step 6: Final answer
    x = 661,076,030.92

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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.