Home / 50,301,000.70-75,451,501.05-28,777,640.20

Finding the Fourth Proportional to 50,301,000.70, 75,451,501.05 and 28,777,640.20

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Solution

The fourth proportional to 50,301,000.70, 75,451,501.05 and 28,777,640.20 is: 43,166,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,301,000.70 : 75,451,501.05 = 28,777,640.20 : x
  2. Step 2: Convert to fraction form
    50,301,000.70/75,451,501.05 = 28,777,640.20/x
  3. Step 3: Cross multiply
    50,301,000.70x = 75,451,501.05 × 28,777,640.20
  4. Step 4: Simplify right side
    50,301,000.70x = 2,171,316,149,766,822
  5. Step 5: Solve for x
    x = 2,171,316,149,766,822/50,301,000.70
  6. Step 6: Final answer
    x = 43,166,460.30

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Double scale
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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.