Home / 1,107,434,004.90-1,661,151,007.35-927,379,169.70

Finding the Fourth Proportional to 1,107,434,004.90, 1,661,151,007.35 and 927,379,169.70

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Solution

The fourth proportional to 1,107,434,004.90, 1,661,151,007.35 and 927,379,169.70 is: 1,391,068,754.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,434,004.90 : 1,661,151,007.35 = 927,379,169.70 : x
  2. Step 2: Convert to fraction form
    1,107,434,004.90/1,661,151,007.35 = 927,379,169.70/x
  3. Step 3: Cross multiply
    1,107,434,004.90x = 1,661,151,007.35 × 927,379,169.70
  4. Step 4: Simplify right side
    1,107,434,004.90x = 1,540,516,841,942,561,536
  5. Step 5: Solve for x
    x = 1,540,516,841,942,561,536/1,107,434,004.90
  6. Step 6: Final answer
    x = 1,391,068,754.55

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Double scale
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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.