Home / 130,324,397.60-195,596,821.20-53,702,415.20

Finding the Fourth Proportional to 130,324,397.60, 195,596,821.20 and 53,702,415.20

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Solution

The fourth proportional to 130,324,397.60, 195,596,821.20 and 53,702,415.20 is: 80,599,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,324,397.60 : 195,596,821.20 = 53,702,415.20 : x
  2. Step 2: Convert to fraction form
    130,324,397.60/195,596,821.20 = 53,702,415.20/x
  3. Step 3: Cross multiply
    130,324,397.60x = 195,596,821.20 × 53,702,415.20
  4. Step 4: Simplify right side
    130,324,397.60x = 10,504,021,703,882,562
  5. Step 5: Solve for x
    x = 10,504,021,703,882,562/130,324,397.60
  6. Step 6: Final answer
    x = 80,599,042.83

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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.