Home / 73,136,717.76-100,929,489.84-41,778,917.76

Finding the Fourth Proportional to 73,136,717.76, 100,929,489.84 and 41,778,917.76

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Solution

The fourth proportional to 73,136,717.76, 100,929,489.84 and 41,778,917.76 is: 57,655,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,136,717.76 : 100,929,489.84 = 41,778,917.76 : x
  2. Step 2: Convert to fraction form
    73,136,717.76/100,929,489.84 = 41,778,917.76/x
  3. Step 3: Cross multiply
    73,136,717.76x = 100,929,489.84 × 41,778,917.76
  4. Step 4: Simplify right side
    73,136,717.76x = 4,216,724,855,584,115.50
  5. Step 5: Solve for x
    x = 4,216,724,855,584,115.50/73,136,717.76
  6. Step 6: Final answer
    x = 57,655,374.55

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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.