Home / 61,890,404.40-92,835,606.60-55,194,247.80

Finding the Fourth Proportional to 61,890,404.40, 92,835,606.60 and 55,194,247.80

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Solution

The fourth proportional to 61,890,404.40, 92,835,606.60 and 55,194,247.80 is: 82,791,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890,404.40 : 92,835,606.60 = 55,194,247.80 : x
  2. Step 2: Convert to fraction form
    61,890,404.40/92,835,606.60 = 55,194,247.80/x
  3. Step 3: Cross multiply
    61,890,404.40x = 92,835,606.60 × 55,194,247.80
  4. Step 4: Simplify right side
    61,890,404.40x = 5,123,991,475,343,715
  5. Step 5: Solve for x
    x = 5,123,991,475,343,715/61,890,404.40
  6. Step 6: Final answer
    x = 82,791,371.70

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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.