Home / 117,753,656.59-162,500,053.52-65,541,571.34

Finding the Fourth Proportional to 117,753,656.59, 162,500,053.52 and 65,541,571.34

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Solution

The fourth proportional to 117,753,656.59, 162,500,053.52 and 65,541,571.34 is: 90,447,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,753,656.59 : 162,500,053.52 = 65,541,571.34 : x
  2. Step 2: Convert to fraction form
    117,753,656.59/162,500,053.52 = 65,541,571.34/x
  3. Step 3: Cross multiply
    117,753,656.59x = 162,500,053.52 × 65,541,571.34
  4. Step 4: Simplify right side
    117,753,656.59x = 10,650,508,850,207,190
  5. Step 5: Solve for x
    x = 10,650,508,850,207,190/117,753,656.59
  6. Step 6: Final answer
    x = 90,447,372.58

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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.