Home / 145,481,743.52-218,251,362.71-53,366,336.87

Finding the Fourth Proportional to 145,481,743.52, 218,251,362.71 and 53,366,336.87

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Solution

The fourth proportional to 145,481,743.52, 218,251,362.71 and 53,366,336.87 is: 80,060,050.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,481,743.52 : 218,251,362.71 = 53,366,336.87 : x
  2. Step 2: Convert to fraction form
    145,481,743.52/218,251,362.71 = 53,366,336.87/x
  3. Step 3: Cross multiply
    145,481,743.52x = 218,251,362.71 × 53,366,336.87
  4. Step 4: Simplify right side
    145,481,743.52x = 11,647,275,745,301,510
  5. Step 5: Solve for x
    x = 11,647,275,745,301,510/145,481,743.52
  6. Step 6: Final answer
    x = 80,060,050.59

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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.