Home / 217,069,577.90-299,555,365.31-117,950,627.71

Finding the Fourth Proportional to 217,069,577.90, 299,555,365.31 and 117,950,627.71

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Solution

The fourth proportional to 217,069,577.90, 299,555,365.31 and 117,950,627.71 is: 162,771,511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,069,577.90 : 299,555,365.31 = 117,950,627.71 : x
  2. Step 2: Convert to fraction form
    217,069,577.90/299,555,365.31 = 117,950,627.71/x
  3. Step 3: Cross multiply
    217,069,577.90x = 299,555,365.31 × 117,950,627.71
  4. Step 4: Simplify right side
    217,069,577.90x = 35,332,743,371,758,844
  5. Step 5: Solve for x
    x = 35,332,743,371,758,844/217,069,577.90
  6. Step 6: Final answer
    x = 162,771,511.86

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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.