Home / 143,739,062.80-215,608,594.20-52,843,843.60

Finding the Fourth Proportional to 143,739,062.80, 215,608,594.20 and 52,843,843.60

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Solution

The fourth proportional to 143,739,062.80, 215,608,594.20 and 52,843,843.60 is: 79,265,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,739,062.80 : 215,608,594.20 = 52,843,843.60 : x
  2. Step 2: Convert to fraction form
    143,739,062.80/215,608,594.20 = 52,843,843.60/x
  3. Step 3: Cross multiply
    143,739,062.80x = 215,608,594.20 × 52,843,843.60
  4. Step 4: Simplify right side
    143,739,062.80x = 11,393,586,830,720,666
  5. Step 5: Solve for x
    x = 11,393,586,830,720,666/143,739,062.80
  6. Step 6: Final answer
    x = 79,265,765.40

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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.