Home / 85,123,126.13-177,039,941.63

Finding the Third Proportional to 85,123,126.13 and 177,039,941.63

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Solution

The third proportional to 85,123,126.13 and 177,039,941.63 is: 368,209,467.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,123,126.13 : 177,039,941.63 = 177,039,941.63 : x
  2. Step 2: Convert to fraction form
    85,123,126.13/177,039,941.63 = 177,039,941.63/x
  3. Step 3: Cross multiply
    85,123,126.13x = 177,039,941.63 × 177,039,941.63
  4. Step 4: Simplify right side
    85,123,126.13x = 31,343,140,930,583,408
  5. Step 5: Solve for x
    x = 31,343,140,930,583,408/85,123,126.13
  6. Step 6: Final answer
    x = 368,209,467.36

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.