Home / 52,793,797,296.89-72,856,821,064.30-28,709,227,526.56

Finding the Fourth Proportional to 52,793,797,296.89, 72,856,821,064.30 and 28,709,227,526.56

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Solution

The fourth proportional to 52,793,797,296.89, 72,856,821,064.30 and 28,709,227,526.56 is: 39,619,484,861.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,793,797,296.89 : 72,856,821,064.30 = 28,709,227,526.56 : x
  2. Step 2: Convert to fraction form
    52,793,797,296.89/72,856,821,064.30 = 28,709,227,526.56/x
  3. Step 3: Cross multiply
    52,793,797,296.89x = 72,856,821,064.30 × 28,709,227,526.56
  4. Step 4: Simplify right side
    52,793,797,296.89x = 2,091,663,052,796,654,780,416
  5. Step 5: Solve for x
    x = 2,091,663,052,796,654,780,416/52,793,797,296.89
  6. Step 6: Final answer
    x = 39,619,484,861.71

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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.