Home / 76,121,504.73-105,047,780.28-41,314,195.67

Finding the Fourth Proportional to 76,121,504.73, 105,047,780.28 and 41,314,195.67

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Solution

The fourth proportional to 76,121,504.73, 105,047,780.28 and 41,314,195.67 is: 57,013,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,504.73 : 105,047,780.28 = 41,314,195.67 : x
  2. Step 2: Convert to fraction form
    76,121,504.73/105,047,780.28 = 41,314,195.67/x
  3. Step 3: Cross multiply
    76,121,504.73x = 105,047,780.28 × 41,314,195.67
  4. Step 4: Simplify right side
    76,121,504.73x = 4,339,964,549,187,087.50
  5. Step 5: Solve for x
    x = 4,339,964,549,187,087.50/76,121,504.73
  6. Step 6: Final answer
    x = 57,013,646.34

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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.