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Finding the Third Proportional to 635,187,017.53 and 1,375,898,288.63

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Solution

The third proportional to 635,187,017.53 and 1,375,898,288.63 is: 2,980,375,934.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,187,017.53 : 1,375,898,288.63 = 1,375,898,288.63 : x
  2. Step 2: Convert to fraction form
    635,187,017.53/1,375,898,288.63 = 1,375,898,288.63/x
  3. Step 3: Cross multiply
    635,187,017.53x = 1,375,898,288.63 × 1,375,898,288.63
  4. Step 4: Simplify right side
    635,187,017.53x = 1,893,096,100,641,203,712
  5. Step 5: Solve for x
    x = 1,893,096,100,641,203,712/635,187,017.53
  6. Step 6: Final answer
    x = 2,980,375,934.00

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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.