Home / 38,620,048.40-54,219,233.20-38,620,048.40

Finding the Fourth Proportional to 38,620,048.40, 54,219,233.20 and 38,620,048.40

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Solution

The fourth proportional to 38,620,048.40, 54,219,233.20 and 38,620,048.40 is: 54,219,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,620,048.40 : 54,219,233.20 = 38,620,048.40 : x
  2. Step 2: Convert to fraction form
    38,620,048.40/54,219,233.20 = 38,620,048.40/x
  3. Step 3: Cross multiply
    38,620,048.40x = 54,219,233.20 × 38,620,048.40
  4. Step 4: Simplify right side
    38,620,048.40x = 2,093,949,410,394,887
  5. Step 5: Solve for x
    x = 2,093,949,410,394,887/38,620,048.40
  6. Step 6: Final answer
    x = 54,219,233.20

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.