Home / 85,576,530.72-128,370,165.70-24,170,497.54

Finding the Fourth Proportional to 85,576,530.72, 128,370,165.70 and 24,170,497.54

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Solution

The fourth proportional to 85,576,530.72, 128,370,165.70 and 24,170,497.54 is: 36,257,262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,576,530.72 : 128,370,165.70 = 24,170,497.54 : x
  2. Step 2: Convert to fraction form
    85,576,530.72/128,370,165.70 = 24,170,497.54/x
  3. Step 3: Cross multiply
    85,576,530.72x = 128,370,165.70 × 24,170,497.54
  4. Step 4: Simplify right side
    85,576,530.72x = 3,102,770,774,261,242.50
  5. Step 5: Solve for x
    x = 3,102,770,774,261,242.50/85,576,530.72
  6. Step 6: Final answer
    x = 36,257,262.92

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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.