Home / 76,227,800.14-105,195,030.24-41,420,489.86

Finding the Fourth Proportional to 76,227,800.14, 105,195,030.24 and 41,420,489.86

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Solution

The fourth proportional to 76,227,800.14, 105,195,030.24 and 41,420,489.86 is: 57,160,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227,800.14 : 105,195,030.24 = 41,420,489.86 : x
  2. Step 2: Convert to fraction form
    76,227,800.14/105,195,030.24 = 41,420,489.86/x
  3. Step 3: Cross multiply
    76,227,800.14x = 105,195,030.24 × 41,420,489.86
  4. Step 4: Simplify right side
    76,227,800.14x = 4,357,229,683,378,313
  5. Step 5: Solve for x
    x = 4,357,229,683,378,313/76,227,800.14
  6. Step 6: Final answer
    x = 57,160,637.92

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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.