Home / 284,201,998.40-426,302,997.60-68,791,246.40

Finding the Fourth Proportional to 284,201,998.40, 426,302,997.60 and 68,791,246.40

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Solution

The fourth proportional to 284,201,998.40, 426,302,997.60 and 68,791,246.40 is: 103,186,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,201,998.40 : 426,302,997.60 = 68,791,246.40 : x
  2. Step 2: Convert to fraction form
    284,201,998.40/426,302,997.60 = 68,791,246.40/x
  3. Step 3: Cross multiply
    284,201,998.40x = 426,302,997.60 × 68,791,246.40
  4. Step 4: Simplify right side
    284,201,998.40x = 29,325,914,548,960,212
  5. Step 5: Solve for x
    x = 29,325,914,548,960,212/284,201,998.40
  6. Step 6: Final answer
    x = 103,186,869.60

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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.