Home / 103,375,575.85-154,969,510.05-51,576,021.58

Finding the Fourth Proportional to 103,375,575.85, 154,969,510.05 and 51,576,021.58

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Solution

The fourth proportional to 103,375,575.85, 154,969,510.05 and 51,576,021.58 is: 77,317,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,375,575.85 : 154,969,510.05 = 51,576,021.58 : x
  2. Step 2: Convert to fraction form
    103,375,575.85/154,969,510.05 = 51,576,021.58/x
  3. Step 3: Cross multiply
    103,375,575.85x = 154,969,510.05 × 51,576,021.58
  4. Step 4: Simplify right side
    103,375,575.85x = 7,992,710,794,580,827
  5. Step 5: Solve for x
    x = 7,992,710,794,580,827/103,375,575.85
  6. Step 6: Final answer
    x = 77,317,206.98

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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.