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Finding the Third Proportional to 70,615,303 and 152,051,328

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Solution

The third proportional to 70,615,303 and 152,051,328 is: 327,402,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,615,303 : 152,051,328 = 152,051,328 : x
  2. Step 2: Convert to fraction form
    70,615,303/152,051,328 = 152,051,328/x
  3. Step 3: Cross multiply
    70,615,303x = 152,051,328 × 152,051,328
  4. Step 4: Simplify right side
    70,615,303x = 23,119,606,346,563,584
  5. Step 5: Solve for x
    x = 23,119,606,346,563,584/70,615,303
  6. Step 6: Final answer
    x = 327,402,211.20

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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.