Home / 80,879,534.40-121,319,301.60-35,529,902.40

Finding the Fourth Proportional to 80,879,534.40, 121,319,301.60 and 35,529,902.40

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Solution

The fourth proportional to 80,879,534.40, 121,319,301.60 and 35,529,902.40 is: 53,294,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,879,534.40 : 121,319,301.60 = 35,529,902.40 : x
  2. Step 2: Convert to fraction form
    80,879,534.40/121,319,301.60 = 35,529,902.40/x
  3. Step 3: Cross multiply
    80,879,534.40x = 121,319,301.60 × 35,529,902.40
  4. Step 4: Simplify right side
    80,879,534.40x = 4,310,462,945,084,163.50
  5. Step 5: Solve for x
    x = 4,310,462,945,084,163.50/80,879,534.40
  6. Step 6: Final answer
    x = 53,294,853.60

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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.