Home / 107,037,638.20-160,540,710.90-30,368,416.60

Finding the Fourth Proportional to 107,037,638.20, 160,540,710.90 and 30,368,416.60

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Solution

The fourth proportional to 107,037,638.20, 160,540,710.90 and 30,368,416.60 is: 45,548,157.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,037,638.20 : 160,540,710.90 = 30,368,416.60 : x
  2. Step 2: Convert to fraction form
    107,037,638.20/160,540,710.90 = 30,368,416.60/x
  3. Step 3: Cross multiply
    107,037,638.20x = 160,540,710.90 × 30,368,416.60
  4. Step 4: Simplify right side
    107,037,638.20x = 4,875,367,189,871,361
  5. Step 5: Solve for x
    x = 4,875,367,189,871,361/107,037,638.20
  6. Step 6: Final answer
    x = 45,548,157.38

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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.