Home / 68,348,959.38-94,321,564.11-37,409,128.74

Finding the Fourth Proportional to 68,348,959.38, 94,321,564.11 and 37,409,128.74

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Solution

The fourth proportional to 68,348,959.38, 94,321,564.11 and 37,409,128.74 is: 51,624,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,348,959.38 : 94,321,564.11 = 37,409,128.74 : x
  2. Step 2: Convert to fraction form
    68,348,959.38/94,321,564.11 = 37,409,128.74/x
  3. Step 3: Cross multiply
    68,348,959.38x = 94,321,564.11 × 37,409,128.74
  4. Step 4: Simplify right side
    68,348,959.38x = 3,528,487,534,749,153.50
  5. Step 5: Solve for x
    x = 3,528,487,534,749,153.50/68,348,959.38
  6. Step 6: Final answer
    x = 51,624,597.75

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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.