Home / 13,788,727,311.56-20,685,996,180.30-4,471,748,755.88

Finding the Fourth Proportional to 13,788,727,311.56, 20,685,996,180.30 and 4,471,748,755.88

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Solution

The fourth proportional to 13,788,727,311.56, 20,685,996,180.30 and 4,471,748,755.88 is: 6,708,565,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,727,311.56 : 20,685,996,180.30 = 4,471,748,755.88 : x
  2. Step 2: Convert to fraction form
    13,788,727,311.56/20,685,996,180.30 = 4,471,748,755.88/x
  3. Step 3: Cross multiply
    13,788,727,311.56x = 20,685,996,180.30 × 4,471,748,755.88
  4. Step 4: Simplify right side
    13,788,727,311.56x = 92,502,577,683,394,953,216
  5. Step 5: Solve for x
    x = 92,502,577,683,394,953,216/13,788,727,311.56
  6. Step 6: Final answer
    x = 6,708,565,307.97

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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.