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Finding the Third Proportional to 158,547,813 and 242,560,402.50

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Solution

The third proportional to 158,547,813 and 242,560,402.50 is: 371,090,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,547,813 : 242,560,402.50 = 242,560,402.50 : x
  2. Step 2: Convert to fraction form
    158,547,813/242,560,402.50 = 242,560,402.50/x
  3. Step 3: Cross multiply
    158,547,813x = 242,560,402.50 × 242,560,402.50
  4. Step 4: Simplify right side
    158,547,813x = 58,835,548,860,962,008
  5. Step 5: Solve for x
    x = 58,835,548,860,962,008/158,547,813
  6. Step 6: Final answer
    x = 371,090,258.19

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.