Home / 116,843,906.19-161,190,296.96-75,604,123.47

Finding the Fourth Proportional to 116,843,906.19, 161,190,296.96 and 75,604,123.47

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Solution

The fourth proportional to 116,843,906.19, 161,190,296.96 and 75,604,123.47 is: 104,298,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,843,906.19 : 161,190,296.96 = 75,604,123.47 : x
  2. Step 2: Convert to fraction form
    116,843,906.19/161,190,296.96 = 75,604,123.47/x
  3. Step 3: Cross multiply
    116,843,906.19x = 161,190,296.96 × 75,604,123.47
  4. Step 4: Simplify right side
    116,843,906.19x = 12,186,651,113,151,786
  5. Step 5: Solve for x
    x = 12,186,651,113,151,786/116,843,906.19
  6. Step 6: Final answer
    x = 104,298,559.60

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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.