Home / 52,793,797,288.58-72,856,821,052.82-28,709,227,518.25

Finding the Fourth Proportional to 52,793,797,288.58, 72,856,821,052.82 and 28,709,227,518.25

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Solution

The fourth proportional to 52,793,797,288.58, 72,856,821,052.82 and 28,709,227,518.25 is: 39,619,484,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,793,797,288.58 : 72,856,821,052.82 = 28,709,227,518.25 : x
  2. Step 2: Convert to fraction form
    52,793,797,288.58/72,856,821,052.82 = 28,709,227,518.25/x
  3. Step 3: Cross multiply
    52,793,797,288.58x = 72,856,821,052.82 × 28,709,227,518.25
  4. Step 4: Simplify right side
    52,793,797,288.58x = 2,091,663,051,861,836,169,216
  5. Step 5: Solve for x
    x = 2,091,663,051,861,836,169,216/52,793,797,288.58
  6. Step 6: Final answer
    x = 39,619,484,850.25

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1.5x scale

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.