Home / 116,228,887.54-160,407,202.03-86,809,166.71

Finding the Fourth Proportional to 116,228,887.54, 160,407,202.03 and 86,809,166.71

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Solution

The fourth proportional to 116,228,887.54, 160,407,202.03 and 86,809,166.71 is: 119,805,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,228,887.54 : 160,407,202.03 = 86,809,166.71 : x
  2. Step 2: Convert to fraction form
    116,228,887.54/160,407,202.03 = 86,809,166.71/x
  3. Step 3: Cross multiply
    116,228,887.54x = 160,407,202.03 × 86,809,166.71
  4. Step 4: Simplify right side
    116,228,887.54x = 13,924,815,541,888,880
  5. Step 5: Solve for x
    x = 13,924,815,541,888,880/116,228,887.54
  6. Step 6: Final answer
    x = 119,805,117.62

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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.