Home / 143,739,244.80-215,608,867.20-52,844,025.60

Finding the Fourth Proportional to 143,739,244.80, 215,608,867.20 and 52,844,025.60

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Solution

The fourth proportional to 143,739,244.80, 215,608,867.20 and 52,844,025.60 is: 79,266,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,739,244.80 : 215,608,867.20 = 52,844,025.60 : x
  2. Step 2: Convert to fraction form
    143,739,244.80/215,608,867.20 = 52,844,025.60/x
  3. Step 3: Cross multiply
    143,739,244.80x = 215,608,867.20 × 52,844,025.60
  4. Step 4: Simplify right side
    143,739,244.80x = 11,393,640,497,903,800
  5. Step 5: Solve for x
    x = 11,393,640,497,903,800/143,739,244.80
  6. Step 6: Final answer
    x = 79,266,038.40

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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.