Home / 1,903,306,856.25-2,909,665,355.63

Finding the Third Proportional to 1,903,306,856.25 and 2,909,665,355.63

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Solution

The third proportional to 1,903,306,856.25 and 2,909,665,355.63 is: 4,448,127,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,306,856.25 : 2,909,665,355.63 = 2,909,665,355.63 : x
  2. Step 2: Convert to fraction form
    1,903,306,856.25/2,909,665,355.63 = 2,909,665,355.63/x
  3. Step 3: Cross multiply
    1,903,306,856.25x = 2,909,665,355.63 × 2,909,665,355.63
  4. Step 4: Simplify right side
    1,903,306,856.25x = 8,466,152,481,724,357,632
  5. Step 5: Solve for x
    x = 8,466,152,481,724,357,632/1,903,306,856.25
  6. Step 6: Final answer
    x = 4,448,127,979.95

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.