Home / 131,528,046.15-197,292,069.23-54,825,582.15

Finding the Fourth Proportional to 131,528,046.15, 197,292,069.23 and 54,825,582.15

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Solution

The fourth proportional to 131,528,046.15, 197,292,069.23 and 54,825,582.15 is: 82,238,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,528,046.15 : 197,292,069.23 = 54,825,582.15 : x
  2. Step 2: Convert to fraction form
    131,528,046.15/197,292,069.23 = 54,825,582.15/x
  3. Step 3: Cross multiply
    131,528,046.15x = 197,292,069.23 × 54,825,582.15
  4. Step 4: Simplify right side
    131,528,046.15x = 10,816,652,548,838,724
  5. Step 5: Solve for x
    x = 10,816,652,548,838,724/131,528,046.15
  6. Step 6: Final answer
    x = 82,238,373.23

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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.