Home / 56,164,029,458.80-84,246,044,188.20-18,886,631,954.80

Finding the Fourth Proportional to 56,164,029,458.80, 84,246,044,188.20 and 18,886,631,954.80

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Solution

The fourth proportional to 56,164,029,458.80, 84,246,044,188.20 and 18,886,631,954.80 is: 28,329,947,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,164,029,458.80 : 84,246,044,188.20 = 18,886,631,954.80 : x
  2. Step 2: Convert to fraction form
    56,164,029,458.80/84,246,044,188.20 = 18,886,631,954.80/x
  3. Step 3: Cross multiply
    56,164,029,458.80x = 84,246,044,188.20 × 18,886,631,954.80
  4. Step 4: Simplify right side
    56,164,029,458.80x = 1,591,124,030,230,350,790,656
  5. Step 5: Solve for x
    x = 1,591,124,030,230,350,790,656/56,164,029,458.80
  6. Step 6: Final answer
    x = 28,329,947,932.20

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1.5x scale

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.