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Finding the Third Proportional to 1,964,466,558 and 2,945,978,275.50

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Solution

The third proportional to 1,964,466,558 and 2,945,978,275.50 is: 4,417,885,336.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,466,558 : 2,945,978,275.50 = 2,945,978,275.50 : x
  2. Step 2: Convert to fraction form
    1,964,466,558/2,945,978,275.50 = 2,945,978,275.50/x
  3. Step 3: Cross multiply
    1,964,466,558x = 2,945,978,275.50 × 2,945,978,275.50
  4. Step 4: Simplify right side
    1,964,466,558x = 8,678,787,999,717,953,536
  5. Step 5: Solve for x
    x = 8,678,787,999,717,953,536/1,964,466,558
  6. Step 6: Final answer
    x = 4,417,885,336.03

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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.