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Finding the Third Proportional to 129,875,028 and 270,496,984

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Solution

The third proportional to 129,875,028 and 270,496,984 is: 563,377,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,875,028 : 270,496,984 = 270,496,984 : x
  2. Step 2: Convert to fraction form
    129,875,028/270,496,984 = 270,496,984/x
  3. Step 3: Cross multiply
    129,875,028x = 270,496,984 × 270,496,984
  4. Step 4: Simplify right side
    129,875,028x = 73,168,618,353,096,256
  5. Step 5: Solve for x
    x = 73,168,618,353,096,256/129,875,028
  6. Step 6: Final answer
    x = 563,377,113.21

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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.