Home / 166,253,506.56-229,430,171.52-92,914,646.40

Finding the Fourth Proportional to 166,253,506.56, 229,430,171.52 and 92,914,646.40

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Solution

The fourth proportional to 166,253,506.56, 229,430,171.52 and 92,914,646.40 is: 128,222,397.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,253,506.56 : 229,430,171.52 = 92,914,646.40 : x
  2. Step 2: Convert to fraction form
    166,253,506.56/229,430,171.52 = 92,914,646.40/x
  3. Step 3: Cross multiply
    166,253,506.56x = 229,430,171.52 × 92,914,646.40
  4. Step 4: Simplify right side
    166,253,506.56x = 21,317,423,260,272,152
  5. Step 5: Solve for x
    x = 21,317,423,260,272,152/166,253,506.56
  6. Step 6: Final answer
    x = 128,222,397.84

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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.