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Finding the Third Proportional to 534,106,974 and 1,138,762,188

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Solution

The third proportional to 534,106,974 and 1,138,762,188 is: 2,427,939,315.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,106,974 : 1,138,762,188 = 1,138,762,188 : x
  2. Step 2: Convert to fraction form
    534,106,974/1,138,762,188 = 1,138,762,188/x
  3. Step 3: Cross multiply
    534,106,974x = 1,138,762,188 × 1,138,762,188
  4. Step 4: Simplify right side
    534,106,974x = 1,296,779,320,818,547,456
  5. Step 5: Solve for x
    x = 1,296,779,320,818,547,456/534,106,974
  6. Step 6: Final answer
    x = 2,427,939,315.43

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.