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Finding the Third Proportional to 887,651,901.38 and 1,929,804,360.75

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Solution

The third proportional to 887,651,901.38 and 1,929,804,360.75 is: 4,195,501,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,651,901.38 : 1,929,804,360.75 = 1,929,804,360.75 : x
  2. Step 2: Convert to fraction form
    887,651,901.38/1,929,804,360.75 = 1,929,804,360.75/x
  3. Step 3: Cross multiply
    887,651,901.38x = 1,929,804,360.75 × 1,929,804,360.75
  4. Step 4: Simplify right side
    887,651,901.38x = 3,724,144,870,769,716,224
  5. Step 5: Solve for x
    x = 3,724,144,870,769,716,224/887,651,901.38
  6. Step 6: Final answer
    x = 4,195,501,485.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.