Home / 659,532,430,865.50-988,732,049,509.06-229,213,608,054.70

Finding the Fourth Proportional to 659,532,430,865.50, 988,732,049,509.06 and 229,213,608,054.70

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Solution

The fourth proportional to 659,532,430,865.50, 988,732,049,509.06 and 229,213,608,054.70 is: 343,623,497,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,532,430,865.50 : 988,732,049,509.06 = 229,213,608,054.70 : x
  2. Step 2: Convert to fraction form
    659,532,430,865.50/988,732,049,509.06 = 229,213,608,054.70/x
  3. Step 3: Cross multiply
    659,532,430,865.50x = 988,732,049,509.06 × 229,213,608,054.70
  4. Step 4: Simplify right side
    659,532,430,865.50x = 226,630,840,467,289,947,504,640
  5. Step 5: Solve for x
    x = 226,630,840,467,289,947,504,640/659,532,430,865.50
  6. Step 6: Final answer
    x = 343,623,497,285.62

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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.