Home / 69,584,295.78-104,375,779.07-42,298,122.24

Finding the Fourth Proportional to 69,584,295.78, 104,375,779.07 and 42,298,122.24

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Solution

The fourth proportional to 69,584,295.78, 104,375,779.07 and 42,298,122.24 is: 63,446,779.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,584,295.78 : 104,375,779.07 = 42,298,122.24 : x
  2. Step 2: Convert to fraction form
    69,584,295.78/104,375,779.07 = 42,298,122.24/x
  3. Step 3: Cross multiply
    69,584,295.78x = 104,375,779.07 × 42,298,122.24
  4. Step 4: Simplify right side
    69,584,295.78x = 4,414,899,461,786,603
  5. Step 5: Solve for x
    x = 4,414,899,461,786,603/69,584,295.78
  6. Step 6: Final answer
    x = 63,446,779.37

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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.