Home / 186,693,402.56-257,630,141.94-103,059,736.88

Finding the Fourth Proportional to 186,693,402.56, 257,630,141.94 and 103,059,736.88

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Solution

The fourth proportional to 186,693,402.56, 257,630,141.94 and 103,059,736.88 is: 142,218,708.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,693,402.56 : 257,630,141.94 = 103,059,736.88 : x
  2. Step 2: Convert to fraction form
    186,693,402.56/257,630,141.94 = 103,059,736.88/x
  3. Step 3: Cross multiply
    186,693,402.56x = 257,630,141.94 × 103,059,736.88
  4. Step 4: Simplify right side
    186,693,402.56x = 26,551,294,640,693,452
  5. Step 5: Solve for x
    x = 26,551,294,640,693,452/186,693,402.56
  6. Step 6: Final answer
    x = 142,218,708.73

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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.