Home / 76,232,292.69-105,202,121.27-41,427,225.21

Finding the Fourth Proportional to 76,232,292.69, 105,202,121.27 and 41,427,225.21

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Solution

The fourth proportional to 76,232,292.69, 105,202,121.27 and 41,427,225.21 is: 57,170,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,232,292.69 : 105,202,121.27 = 41,427,225.21 : x
  2. Step 2: Convert to fraction form
    76,232,292.69/105,202,121.27 = 41,427,225.21/x
  3. Step 3: Cross multiply
    76,232,292.69x = 105,202,121.27 × 41,427,225.21
  4. Step 4: Simplify right side
    76,232,292.69x = 4,358,231,970,214,885
  5. Step 5: Solve for x
    x = 4,358,231,970,214,885/76,232,292.69
  6. Step 6: Final answer
    x = 57,170,417.11

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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.