Home / 50,160,003.40-75,240,005.10-30,928,400.20

Finding the Fourth Proportional to 50,160,003.40, 75,240,005.10 and 30,928,400.20

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Solution

The fourth proportional to 50,160,003.40, 75,240,005.10 and 30,928,400.20 is: 46,392,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,160,003.40 : 75,240,005.10 = 30,928,400.20 : x
  2. Step 2: Convert to fraction form
    50,160,003.40/75,240,005.10 = 30,928,400.20/x
  3. Step 3: Cross multiply
    50,160,003.40x = 75,240,005.10 × 30,928,400.20
  4. Step 4: Simplify right side
    50,160,003.40x = 2,327,052,988,782,841
  5. Step 5: Solve for x
    x = 2,327,052,988,782,841/50,160,003.40
  6. Step 6: Final answer
    x = 46,392,600.30

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Similar ratio
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1.5x scale

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.