Home / 76,242,151.20-105,214,826.28-41,434,848.82

Finding the Fourth Proportional to 76,242,151.20, 105,214,826.28 and 41,434,848.82

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Solution

The fourth proportional to 76,242,151.20, 105,214,826.28 and 41,434,848.82 is: 57,180,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,242,151.20 : 105,214,826.28 = 41,434,848.82 : x
  2. Step 2: Convert to fraction form
    76,242,151.20/105,214,826.28 = 41,434,848.82/x
  3. Step 3: Cross multiply
    76,242,151.20x = 105,214,826.28 × 41,434,848.82
  4. Step 4: Simplify right side
    76,242,151.20x = 4,359,560,420,534,363
  5. Step 5: Solve for x
    x = 4,359,560,420,534,363/76,242,151.20
  6. Step 6: Final answer
    x = 57,180,448.77

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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.