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Finding the Third Proportional to 153,608,948 and 216,070,254

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Solution

The third proportional to 153,608,948 and 216,070,254 is: 303,929,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,608,948 : 216,070,254 = 216,070,254 : x
  2. Step 2: Convert to fraction form
    153,608,948/216,070,254 = 216,070,254/x
  3. Step 3: Cross multiply
    153,608,948x = 216,070,254 × 216,070,254
  4. Step 4: Simplify right side
    153,608,948x = 46,686,354,663,624,512
  5. Step 5: Solve for x
    x = 46,686,354,663,624,512/153,608,948
  6. Step 6: Final answer
    x = 303,929,916.01

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.