Home / 120,564,262.36-166,472,399.52-92,642,960.94

Finding the Fourth Proportional to 120,564,262.36, 166,472,399.52 and 92,642,960.94

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Solution

The fourth proportional to 120,564,262.36, 166,472,399.52 and 92,642,960.94 is: 127,919,299.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,564,262.36 : 166,472,399.52 = 92,642,960.94 : x
  2. Step 2: Convert to fraction form
    120,564,262.36/166,472,399.52 = 92,642,960.94/x
  3. Step 3: Cross multiply
    120,564,262.36x = 166,472,399.52 × 92,642,960.94
  4. Step 4: Simplify right side
    120,564,262.36x = 15,422,496,006,319,436
  5. Step 5: Solve for x
    x = 15,422,496,006,319,436/120,564,262.36
  6. Step 6: Final answer
    x = 127,919,299.67

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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.