Home / 69,200,650-103,801,076-28,260,089.64

Finding the Fourth Proportional to 69,200,650, 103,801,076 and 28,260,089.64

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Solution

The fourth proportional to 69,200,650, 103,801,076 and 28,260,089.64 is: 42,390,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,200,650 : 103,801,076 = 28,260,089.64 : x
  2. Step 2: Convert to fraction form
    69,200,650/103,801,076 = 28,260,089.64/x
  3. Step 3: Cross multiply
    69,200,650x = 103,801,076 × 28,260,089.64
  4. Step 4: Simplify right side
    69,200,650x = 2,933,427,712,488,452.50
  5. Step 5: Solve for x
    x = 2,933,427,712,488,452.50/69,200,650
  6. Step 6: Final answer
    x = 42,390,175.71

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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.