Home / 1,413,027,695.96-1,949,644,657.34-1,187,822,901.88

Finding the Fourth Proportional to 1,413,027,695.96, 1,949,644,657.34 and 1,187,822,901.88

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Solution

The fourth proportional to 1,413,027,695.96, 1,949,644,657.34 and 1,187,822,901.88 is: 1,638,915,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,027,695.96 : 1,949,644,657.34 = 1,187,822,901.88 : x
  2. Step 2: Convert to fraction form
    1,413,027,695.96/1,949,644,657.34 = 1,187,822,901.88/x
  3. Step 3: Cross multiply
    1,413,027,695.96x = 1,949,644,657.34 × 1,187,822,901.88
  4. Step 4: Simplify right side
    1,413,027,695.96x = 2,315,832,574,516,436,992
  5. Step 5: Solve for x
    x = 2,315,832,574,516,436,992/1,413,027,695.96
  6. Step 6: Final answer
    x = 1,638,915,203.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.