Home / 117,731,270.45-162,467,566.26-65,520,292.26

Finding the Fourth Proportional to 117,731,270.45, 162,467,566.26 and 65,520,292.26

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Solution

The fourth proportional to 117,731,270.45, 162,467,566.26 and 65,520,292.26 is: 90,417,120.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,731,270.45 : 162,467,566.26 = 65,520,292.26 : x
  2. Step 2: Convert to fraction form
    117,731,270.45/162,467,566.26 = 65,520,292.26/x
  3. Step 3: Cross multiply
    117,731,270.45x = 162,467,566.26 × 65,520,292.26
  4. Step 4: Simplify right side
    117,731,270.45x = 10,644,922,424,126,114
  5. Step 5: Solve for x
    x = 10,644,922,424,126,114/117,731,270.45
  6. Step 6: Final answer
    x = 90,417,120.14

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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.