Home / 137,651,397.84-206,477,096.72-51,396,540.64

Finding the Fourth Proportional to 137,651,397.84, 206,477,096.72 and 51,396,540.64

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Solution

The fourth proportional to 137,651,397.84, 206,477,096.72 and 51,396,540.64 is: 77,094,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,651,397.84 : 206,477,096.72 = 51,396,540.64 : x
  2. Step 2: Convert to fraction form
    137,651,397.84/206,477,096.72 = 51,396,540.64/x
  3. Step 3: Cross multiply
    137,651,397.84x = 206,477,096.72 × 51,396,540.64
  4. Step 4: Simplify right side
    137,651,397.84x = 10,612,208,492,798,690
  5. Step 5: Solve for x
    x = 10,612,208,492,798,690/137,651,397.84
  6. Step 6: Final answer
    x = 77,094,810.95

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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.