Home / 55,404,002.10-83,106,003.15-53,809,679.10

Finding the Fourth Proportional to 55,404,002.10, 83,106,003.15 and 53,809,679.10

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Solution

The fourth proportional to 55,404,002.10, 83,106,003.15 and 53,809,679.10 is: 80,714,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404,002.10 : 83,106,003.15 = 53,809,679.10 : x
  2. Step 2: Convert to fraction form
    55,404,002.10/83,106,003.15 = 53,809,679.10/x
  3. Step 3: Cross multiply
    55,404,002.10x = 83,106,003.15 × 53,809,679.10
  4. Step 4: Simplify right side
    55,404,002.10x = 4,471,907,360,785,089.50
  5. Step 5: Solve for x
    x = 4,471,907,360,785,089.50/55,404,002.10
  6. Step 6: Final answer
    x = 80,714,518.65

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Double scale
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Similar ratio
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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.