Home / 2,856,297,688.40-4,284,446,532.60-2,649,673,427.60

Finding the Fourth Proportional to 2,856,297,688.40, 4,284,446,532.60 and 2,649,673,427.60

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Solution

The fourth proportional to 2,856,297,688.40, 4,284,446,532.60 and 2,649,673,427.60 is: 3,974,510,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,297,688.40 : 4,284,446,532.60 = 2,649,673,427.60 : x
  2. Step 2: Convert to fraction form
    2,856,297,688.40/4,284,446,532.60 = 2,649,673,427.60/x
  3. Step 3: Cross multiply
    2,856,297,688.40x = 4,284,446,532.60 × 2,649,673,427.60
  4. Step 4: Simplify right side
    2,856,297,688.40x = 11,352,384,129,403,176,960
  5. Step 5: Solve for x
    x = 11,352,384,129,403,176,960/2,856,297,688.40
  6. Step 6: Final answer
    x = 3,974,510,141.40

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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.