Home / 212,584,959.59-318,877,443.09-51,026,895.59

Finding the Fourth Proportional to 212,584,959.59, 318,877,443.09 and 51,026,895.59

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Solution

The fourth proportional to 212,584,959.59, 318,877,443.09 and 51,026,895.59 is: 76,540,344.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,584,959.59 : 318,877,443.09 = 51,026,895.59 : x
  2. Step 2: Convert to fraction form
    212,584,959.59/318,877,443.09 = 51,026,895.59/x
  3. Step 3: Cross multiply
    212,584,959.59x = 318,877,443.09 × 51,026,895.59
  4. Step 4: Simplify right side
    212,584,959.59x = 16,271,325,992,965,208
  5. Step 5: Solve for x
    x = 16,271,325,992,965,208/212,584,959.59
  6. Step 6: Final answer
    x = 76,540,344.27

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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.