Home / 67,183,977,800.21-100,775,276,472.88-38,835,871,556.64

Finding the Fourth Proportional to 67,183,977,800.21, 100,775,276,472.88 and 38,835,871,556.64

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Solution

The fourth proportional to 67,183,977,800.21, 100,775,276,472.88 and 38,835,871,556.64 is: 58,253,408,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,183,977,800.21 : 100,775,276,472.88 = 38,835,871,556.64 : x
  2. Step 2: Convert to fraction form
    67,183,977,800.21/100,775,276,472.88 = 38,835,871,556.64/x
  3. Step 3: Cross multiply
    67,183,977,800.21x = 100,775,276,472.88 × 38,835,871,556.64
  4. Step 4: Simplify right side
    67,183,977,800.21x = 3,913,695,693,185,652,621,312
  5. Step 5: Solve for x
    x = 3,913,695,693,185,652,621,312/67,183,977,800.21
  6. Step 6: Final answer
    x = 58,253,408,347.22

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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.