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Finding the Third Proportional to 153,450,330 and 328,733,940

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Solution

The third proportional to 153,450,330 and 328,733,940 is: 704,240,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,450,330 : 328,733,940 = 328,733,940 : x
  2. Step 2: Convert to fraction form
    153,450,330/328,733,940 = 328,733,940/x
  3. Step 3: Cross multiply
    153,450,330x = 328,733,940 × 328,733,940
  4. Step 4: Simplify right side
    153,450,330x = 108,066,003,307,923,600
  5. Step 5: Solve for x
    x = 108,066,003,307,923,600/153,450,330
  6. Step 6: Final answer
    x = 704,240,931.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.