Home / 1,589,749,843.42-2,384,883,795.43-469,386,752.76

Finding the Fourth Proportional to 1,589,749,843.42, 2,384,883,795.43 and 469,386,752.76

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Solution

The fourth proportional to 1,589,749,843.42, 2,384,883,795.43 and 469,386,752.76 is: 704,156,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,749,843.42 : 2,384,883,795.43 = 469,386,752.76 : x
  2. Step 2: Convert to fraction form
    1,589,749,843.42/2,384,883,795.43 = 469,386,752.76/x
  3. Step 3: Cross multiply
    1,589,749,843.42x = 2,384,883,795.43 × 469,386,752.76
  4. Step 4: Simplify right side
    1,589,749,843.42x = 1,119,432,860,446,831,744
  5. Step 5: Solve for x
    x = 1,119,432,860,446,831,744/1,589,749,843.42
  6. Step 6: Final answer
    x = 704,156,609.97

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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.