Home / 113,743,522,305.59-156,890,462,802.74-73,149,785,072.55

Finding the Fourth Proportional to 113,743,522,305.59, 156,890,462,802.74 and 73,149,785,072.55

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Solution

The fourth proportional to 113,743,522,305.59, 156,890,462,802.74 and 73,149,785,072.55 is: 100,898,085,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,743,522,305.59 : 156,890,462,802.74 = 73,149,785,072.55 : x
  2. Step 2: Convert to fraction form
    113,743,522,305.59/156,890,462,802.74 = 73,149,785,072.55/x
  3. Step 3: Cross multiply
    113,743,522,305.59x = 156,890,462,802.74 × 73,149,785,072.55
  4. Step 4: Simplify right side
    113,743,522,305.59x = 11,476,503,633,953,332,133,888
  5. Step 5: Solve for x
    x = 11,476,503,633,953,332,133,888/113,743,522,305.59
  6. Step 6: Final answer
    x = 100,898,085,458.62

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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.