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Finding the Third Proportional to 58,732,134 and 128,758,425

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Solution

The third proportional to 58,732,134 and 128,758,425 is: 282,277,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,732,134 : 128,758,425 = 128,758,425 : x
  2. Step 2: Convert to fraction form
    58,732,134/128,758,425 = 128,758,425/x
  3. Step 3: Cross multiply
    58,732,134x = 128,758,425 × 128,758,425
  4. Step 4: Simplify right side
    58,732,134x = 16,578,732,008,480,624
  5. Step 5: Solve for x
    x = 16,578,732,008,480,624/58,732,134
  6. Step 6: Final answer
    x = 282,277,024.17

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.