Home / 38,298,744,250.20-57,448,116,375.30-20,666,807,328.60

Finding the Fourth Proportional to 38,298,744,250.20, 57,448,116,375.30 and 20,666,807,328.60

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Solution

The fourth proportional to 38,298,744,250.20, 57,448,116,375.30 and 20,666,807,328.60 is: 31,000,210,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,298,744,250.20 : 57,448,116,375.30 = 20,666,807,328.60 : x
  2. Step 2: Convert to fraction form
    38,298,744,250.20/57,448,116,375.30 = 20,666,807,328.60/x
  3. Step 3: Cross multiply
    38,298,744,250.20x = 57,448,116,375.30 × 20,666,807,328.60
  4. Step 4: Simplify right side
    38,298,744,250.20x = 1,187,269,152,519,315,783,680
  5. Step 5: Solve for x
    x = 1,187,269,152,519,315,783,680/38,298,744,250.20
  6. Step 6: Final answer
    x = 31,000,210,992.90

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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.