Home / 117,538,604.60-176,135,798.10-105,408,044.60

Finding the Fourth Proportional to 117,538,604.60, 176,135,798.10 and 105,408,044.60

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Solution

The fourth proportional to 117,538,604.60, 176,135,798.10 and 105,408,044.60 is: 157,957,720.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,538,604.60 : 176,135,798.10 = 105,408,044.60 : x
  2. Step 2: Convert to fraction form
    117,538,604.60/176,135,798.10 = 105,408,044.60/x
  3. Step 3: Cross multiply
    117,538,604.60x = 176,135,798.10 × 105,408,044.60
  4. Step 4: Simplify right side
    117,538,604.60x = 18,566,130,061,781,392
  5. Step 5: Solve for x
    x = 18,566,130,061,781,392/117,538,604.60
  6. Step 6: Final answer
    x = 157,957,720.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.