Home / 1,789,202,298.31-2,682,905,363.07-1,042,459,779.67

Finding the Fourth Proportional to 1,789,202,298.31, 2,682,905,363.07 and 1,042,459,779.67

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Solution

The fourth proportional to 1,789,202,298.31, 2,682,905,363.07 and 1,042,459,779.67 is: 1,563,166,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,202,298.31 : 2,682,905,363.07 = 1,042,459,779.67 : x
  2. Step 2: Convert to fraction form
    1,789,202,298.31/2,682,905,363.07 = 1,042,459,779.67/x
  3. Step 3: Cross multiply
    1,789,202,298.31x = 2,682,905,363.07 × 1,042,459,779.67
  4. Step 4: Simplify right side
    1,789,202,298.31x = 2,796,820,933,661,413,376
  5. Step 5: Solve for x
    x = 2,796,820,933,661,413,376/1,789,202,298.31
  6. Step 6: Final answer
    x = 1,563,166,410.14

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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.