Home / 323,676,039.60-485,514,059.40-214,624,346.40

Finding the Fourth Proportional to 323,676,039.60, 485,514,059.40 and 214,624,346.40

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Solution

The fourth proportional to 323,676,039.60, 485,514,059.40 and 214,624,346.40 is: 321,936,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,676,039.60 : 485,514,059.40 = 214,624,346.40 : x
  2. Step 2: Convert to fraction form
    323,676,039.60/485,514,059.40 = 214,624,346.40/x
  3. Step 3: Cross multiply
    323,676,039.60x = 485,514,059.40 × 214,624,346.40
  4. Step 4: Simplify right side
    323,676,039.60x = 104,203,137,666,735,776
  5. Step 5: Solve for x
    x = 104,203,137,666,735,776/323,676,039.60
  6. Step 6: Final answer
    x = 321,936,519.60

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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.