Home / 543,035,167.20-814,977,903.60-251,938,359.45

Finding the Fourth Proportional to 543,035,167.20, 814,977,903.60 and 251,938,359.45

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Solution

The fourth proportional to 543,035,167.20, 814,977,903.60 and 251,938,359.45 is: 378,104,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,035,167.20 : 814,977,903.60 = 251,938,359.45 : x
  2. Step 2: Convert to fraction form
    543,035,167.20/814,977,903.60 = 251,938,359.45/x
  3. Step 3: Cross multiply
    543,035,167.20x = 814,977,903.60 × 251,938,359.45
  4. Step 4: Simplify right side
    543,035,167.20x = 205,324,196,020,984,256
  5. Step 5: Solve for x
    x = 205,324,196,020,984,256/543,035,167.20
  6. Step 6: Final answer
    x = 378,104,786.62

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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.