Home / 101,794,000.20-140,471,521.48-55,384,437.84

Finding the Fourth Proportional to 101,794,000.20, 140,471,521.48 and 55,384,437.84

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Solution

The fourth proportional to 101,794,000.20, 140,471,521.48 and 55,384,437.84 is: 76,428,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,794,000.20 : 140,471,521.48 = 55,384,437.84 : x
  2. Step 2: Convert to fraction form
    101,794,000.20/140,471,521.48 = 55,384,437.84/x
  3. Step 3: Cross multiply
    101,794,000.20x = 140,471,521.48 × 55,384,437.84
  4. Step 4: Simplify right side
    101,794,000.20x = 7,779,936,249,699,285
  5. Step 5: Solve for x
    x = 7,779,936,249,699,285/101,794,000.20
  6. Step 6: Final answer
    x = 76,428,239.72

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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.