Home / 1,114,940,509.58-1,668,773,044.37-819,757,363.41

Finding the Fourth Proportional to 1,114,940,509.58, 1,668,773,044.37 and 819,757,363.41

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Solution

The fourth proportional to 1,114,940,509.58, 1,668,773,044.37 and 819,757,363.41 is: 1,226,961,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,940,509.58 : 1,668,773,044.37 = 819,757,363.41 : x
  2. Step 2: Convert to fraction form
    1,114,940,509.58/1,668,773,044.37 = 819,757,363.41/x
  3. Step 3: Cross multiply
    1,114,940,509.58x = 1,668,773,044.37 × 819,757,363.41
  4. Step 4: Simplify right side
    1,114,940,509.58x = 1,367,988,990,978,331,392
  5. Step 5: Solve for x
    x = 1,367,988,990,978,331,392/1,114,940,509.58
  6. Step 6: Final answer
    x = 1,226,961,420.12

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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.