Home / 75,140,898,167.54-103,693,702,789.37-40,844,564,169.59

Finding the Fourth Proportional to 75,140,898,167.54, 103,693,702,789.37 and 40,844,564,169.59

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Solution

The fourth proportional to 75,140,898,167.54, 103,693,702,789.37 and 40,844,564,169.59 is: 56,365,098,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,140,898,167.54 : 103,693,702,789.37 = 40,844,564,169.59 : x
  2. Step 2: Convert to fraction form
    75,140,898,167.54/103,693,702,789.37 = 40,844,564,169.59/x
  3. Step 3: Cross multiply
    75,140,898,167.54x = 103,693,702,789.37 × 40,844,564,169.59
  4. Step 4: Simplify right side
    75,140,898,167.54x = 4,235,324,097,563,023,900,672
  5. Step 5: Solve for x
    x = 4,235,324,097,563,023,900,672/75,140,898,167.54
  6. Step 6: Final answer
    x = 56,365,098,113.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.