Home / 92,928,049.88-128,243,824.98-51,113,884.28

Finding the Fourth Proportional to 92,928,049.88, 128,243,824.98 and 51,113,884.28

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Solution

The fourth proportional to 92,928,049.88, 128,243,824.98 and 51,113,884.28 is: 70,538,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,928,049.88 : 128,243,824.98 = 51,113,884.28 : x
  2. Step 2: Convert to fraction form
    92,928,049.88/128,243,824.98 = 51,113,884.28/x
  3. Step 3: Cross multiply
    92,928,049.88x = 128,243,824.98 × 51,113,884.28
  4. Step 4: Simplify right side
    92,928,049.88x = 6,555,040,029,652,294
  5. Step 5: Solve for x
    x = 6,555,040,029,652,294/92,928,049.88
  6. Step 6: Final answer
    x = 70,538,874.30

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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.