Home / 127,552,069.56-176,027,430.22-71,801,087.43

Finding the Fourth Proportional to 127,552,069.56, 176,027,430.22 and 71,801,087.43

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Solution

The fourth proportional to 127,552,069.56, 176,027,430.22 and 71,801,087.43 is: 99,088,638.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,552,069.56 : 176,027,430.22 = 71,801,087.43 : x
  2. Step 2: Convert to fraction form
    127,552,069.56/176,027,430.22 = 71,801,087.43/x
  3. Step 3: Cross multiply
    127,552,069.56x = 176,027,430.22 × 71,801,087.43
  4. Step 4: Simplify right side
    127,552,069.56x = 12,638,960,907,304,446
  5. Step 5: Solve for x
    x = 12,638,960,907,304,446/127,552,069.56
  6. Step 6: Final answer
    x = 99,088,638.47

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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.