Home / 82,046,945.64-123,024,983.52-33,558,848.76

Finding the Fourth Proportional to 82,046,945.64, 123,024,983.52 and 33,558,848.76

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Solution

The fourth proportional to 82,046,945.64, 123,024,983.52 and 33,558,848.76 is: 50,319,689.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,046,945.64 : 123,024,983.52 = 33,558,848.76 : x
  2. Step 2: Convert to fraction form
    82,046,945.64/123,024,983.52 = 33,558,848.76/x
  3. Step 3: Cross multiply
    82,046,945.64x = 123,024,983.52 × 33,558,848.76
  4. Step 4: Simplify right side
    82,046,945.64x = 4,128,576,815,649,172
  5. Step 5: Solve for x
    x = 4,128,576,815,649,172/82,046,945.64
  6. Step 6: Final answer
    x = 50,319,689.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.