Home / 212,584,959.96-318,877,443.66-51,026,895.96

Finding the Fourth Proportional to 212,584,959.96, 318,877,443.66 and 51,026,895.96

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Solution

The fourth proportional to 212,584,959.96, 318,877,443.66 and 51,026,895.96 is: 76,540,344.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,584,959.96 : 318,877,443.66 = 51,026,895.96 : x
  2. Step 2: Convert to fraction form
    212,584,959.96/318,877,443.66 = 51,026,895.96/x
  3. Step 3: Cross multiply
    212,584,959.96x = 318,877,443.66 × 51,026,895.96
  4. Step 4: Simplify right side
    212,584,959.96x = 16,271,326,141,629,584
  5. Step 5: Solve for x
    x = 16,271,326,141,629,584/212,584,959.96
  6. Step 6: Final answer
    x = 76,540,344.83

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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.