Home / 336,885,672.10-505,328,508.15-205,938,609.70

Finding the Fourth Proportional to 336,885,672.10, 505,328,508.15 and 205,938,609.70

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Solution

The fourth proportional to 336,885,672.10, 505,328,508.15 and 205,938,609.70 is: 308,907,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,885,672.10 : 505,328,508.15 = 205,938,609.70 : x
  2. Step 2: Convert to fraction form
    336,885,672.10/505,328,508.15 = 205,938,609.70/x
  3. Step 3: Cross multiply
    336,885,672.10x = 505,328,508.15 × 205,938,609.70
  4. Step 4: Simplify right side
    336,885,672.10x = 104,066,650,410,186,112
  5. Step 5: Solve for x
    x = 104,066,650,410,186,112/336,885,672.10
  6. Step 6: Final answer
    x = 308,907,914.55

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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.