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Finding the Third Proportional to 70,615,321 and 152,051,364

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Solution

The third proportional to 70,615,321 and 152,051,364 is: 327,402,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615,321 : 152,051,364 = 152,051,364 : x
  2. Step 2: Convert to fraction form
    70,615,321/152,051,364 = 152,051,364/x
  3. Step 3: Cross multiply
    70,615,321x = 152,051,364 × 152,051,364
  4. Step 4: Simplify right side
    70,615,321x = 23,119,617,294,260,496
  5. Step 5: Solve for x
    x = 23,119,617,294,260,496/70,615,321
  6. Step 6: Final answer
    x = 327,402,282.77

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.