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Finding the Third Proportional to 153,698,984 and 329,364,196

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Solution

The third proportional to 153,698,984 and 329,364,196 is: 705,800,199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,698,984 : 329,364,196 = 329,364,196 : x
  2. Step 2: Convert to fraction form
    153,698,984/329,364,196 = 329,364,196/x
  3. Step 3: Cross multiply
    153,698,984x = 329,364,196 × 329,364,196
  4. Step 4: Simplify right side
    153,698,984x = 108,480,773,606,726,416
  5. Step 5: Solve for x
    x = 108,480,773,606,726,416/153,698,984
  6. Step 6: Final answer
    x = 705,800,199.74

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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.