Home / 99,576,040.30-149,364,060.45-56,529,319.30

Finding the Fourth Proportional to 99,576,040.30, 149,364,060.45 and 56,529,319.30

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Solution

The fourth proportional to 99,576,040.30, 149,364,060.45 and 56,529,319.30 is: 84,793,978.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,576,040.30 : 149,364,060.45 = 56,529,319.30 : x
  2. Step 2: Convert to fraction form
    99,576,040.30/149,364,060.45 = 56,529,319.30/x
  3. Step 3: Cross multiply
    99,576,040.30x = 149,364,060.45 × 56,529,319.30
  4. Step 4: Simplify right side
    99,576,040.30x = 8,443,448,665,122,551
  5. Step 5: Solve for x
    x = 8,443,448,665,122,551/99,576,040.30
  6. Step 6: Final answer
    x = 84,793,978.95

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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.