Home / 85,334,142.76-117,761,660.73-50,044,752.68

Finding the Fourth Proportional to 85,334,142.76, 117,761,660.73 and 50,044,752.68

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Solution

The fourth proportional to 85,334,142.76, 117,761,660.73 and 50,044,752.68 is: 69,062,077.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,334,142.76 : 117,761,660.73 = 50,044,752.68 : x
  2. Step 2: Convert to fraction form
    85,334,142.76/117,761,660.73 = 50,044,752.68/x
  3. Step 3: Cross multiply
    85,334,142.76x = 117,761,660.73 × 50,044,752.68
  4. Step 4: Simplify right side
    85,334,142.76x = 5,893,353,185,830,110
  5. Step 5: Solve for x
    x = 5,893,353,185,830,110/85,334,142.76
  6. Step 6: Final answer
    x = 69,062,077.56

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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.