Home / 117,753,858.84-162,500,332.50-65,541,774.36

Finding the Fourth Proportional to 117,753,858.84, 162,500,332.50 and 65,541,774.36

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Solution

The fourth proportional to 117,753,858.84, 162,500,332.50 and 65,541,774.36 is: 90,447,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,753,858.84 : 162,500,332.50 = 65,541,774.36 : x
  2. Step 2: Convert to fraction form
    117,753,858.84/162,500,332.50 = 65,541,774.36/x
  3. Step 3: Cross multiply
    117,753,858.84x = 162,500,332.50 × 65,541,774.36
  4. Step 4: Simplify right side
    117,753,858.84x = 10,650,560,126,139,974
  5. Step 5: Solve for x
    x = 10,650,560,126,139,974/117,753,858.84
  6. Step 6: Final answer
    x = 90,447,652.68

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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.