Home / 1,589,749,861.41-2,384,883,822.42-469,386,770.76

Finding the Fourth Proportional to 1,589,749,861.41, 2,384,883,822.42 and 469,386,770.76

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Solution

The fourth proportional to 1,589,749,861.41, 2,384,883,822.42 and 469,386,770.76 is: 704,156,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,749,861.41 : 2,384,883,822.42 = 469,386,770.76 : x
  2. Step 2: Convert to fraction form
    1,589,749,861.41/2,384,883,822.42 = 469,386,770.76/x
  3. Step 3: Cross multiply
    1,589,749,861.41x = 2,384,883,822.42 × 469,386,770.76
  4. Step 4: Simplify right side
    1,589,749,861.41x = 1,119,432,916,043,489,152
  5. Step 5: Solve for x
    x = 1,119,432,916,043,489,152/1,589,749,861.41
  6. Step 6: Final answer
    x = 704,156,636.98

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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.