Home / 1,176,668,185.39-1,623,978,629.36-893,945,385.79

Finding the Fourth Proportional to 1,176,668,185.39, 1,623,978,629.36 and 893,945,385.79

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Solution

The fourth proportional to 1,176,668,185.39, 1,623,978,629.36 and 893,945,385.79 is: 1,233,778,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,668,185.39 : 1,623,978,629.36 = 893,945,385.79 : x
  2. Step 2: Convert to fraction form
    1,176,668,185.39/1,623,978,629.36 = 893,945,385.79/x
  3. Step 3: Cross multiply
    1,176,668,185.39x = 1,623,978,629.36 × 893,945,385.79
  4. Step 4: Simplify right side
    1,176,668,185.39x = 1,451,748,202,337,940,480
  5. Step 5: Solve for x
    x = 1,451,748,202,337,940,480/1,176,668,185.39
  6. Step 6: Final answer
    x = 1,233,778,749.49

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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.