Home / 31,886,536,498.80-47,829,804,748.20-19,489,080,850.80

Finding the Fourth Proportional to 31,886,536,498.80, 47,829,804,748.20 and 19,489,080,850.80

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Solution

The fourth proportional to 31,886,536,498.80, 47,829,804,748.20 and 19,489,080,850.80 is: 29,233,621,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,886,536,498.80 : 47,829,804,748.20 = 19,489,080,850.80 : x
  2. Step 2: Convert to fraction form
    31,886,536,498.80/47,829,804,748.20 = 19,489,080,850.80/x
  3. Step 3: Cross multiply
    31,886,536,498.80x = 47,829,804,748.20 × 19,489,080,850.80
  4. Step 4: Simplify right side
    31,886,536,498.80x = 932,158,931,815,647,412,224
  5. Step 5: Solve for x
    x = 932,158,931,815,647,412,224/31,886,536,498.80
  6. Step 6: Final answer
    x = 29,233,621,276.20

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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.