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Finding the Third Proportional to 129,925,513 and 270,598,148

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Solution

The third proportional to 129,925,513 and 270,598,148 is: 563,579,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,925,513 : 270,598,148 = 270,598,148 : x
  2. Step 2: Convert to fraction form
    129,925,513/270,598,148 = 270,598,148/x
  3. Step 3: Cross multiply
    129,925,513x = 270,598,148 × 270,598,148
  4. Step 4: Simplify right side
    129,925,513x = 73,223,357,701,029,904
  5. Step 5: Solve for x
    x = 73,223,357,701,029,904/129,925,513
  6. Step 6: Final answer
    x = 563,579,515.76

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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.