Home / 20,727,428,369,806-28,604,750,291,240-11,478,412,670,234

Finding the Fourth Proportional to 20,727,428,369,806, 28,604,750,291,240 and 11,478,412,670,234

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Solution

The fourth proportional to 20,727,428,369,806, 28,604,750,291,240 and 11,478,412,670,234 is: 15,840,707,410,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,727,428,369,806 : 28,604,750,291,240 = 11,478,412,670,234 : x
  2. Step 2: Convert to fraction form
    20,727,428,369,806/28,604,750,291,240 = 11,478,412,670,234/x
  3. Step 3: Cross multiply
    20,727,428,369,806x = 28,604,750,291,240 × 11,478,412,670,234
  4. Step 4: Simplify right side
    20,727,428,369,806x = 328,337,128,171,848,908,419,366,912
  5. Step 5: Solve for x
    x = 328,337,128,171,848,908,419,366,912/20,727,428,369,806
  6. Step 6: Final answer
    x = 15,840,707,410,193.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.