Home / 2,331,875,998.92-3,498,427,222.38-838,058,421

Finding the Fourth Proportional to 2,331,875,998.92, 3,498,427,222.38 and 838,058,421

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Solution

The fourth proportional to 2,331,875,998.92, 3,498,427,222.38 and 838,058,421 is: 1,257,308,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,875,998.92 : 3,498,427,222.38 = 838,058,421 : x
  2. Step 2: Convert to fraction form
    2,331,875,998.92/3,498,427,222.38 = 838,058,421/x
  3. Step 3: Cross multiply
    2,331,875,998.92x = 3,498,427,222.38 × 838,058,421
  4. Step 4: Simplify right side
    2,331,875,998.92x = 2,931,886,393,971,198,976
  5. Step 5: Solve for x
    x = 2,931,886,393,971,198,976/2,331,875,998.92
  6. Step 6: Final answer
    x = 1,257,308,019.52

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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.