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Finding the Third Proportional to 158,700,948 and 245,123,100

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Solution

The third proportional to 158,700,948 and 245,123,100 is: 378,607,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,700,948 : 245,123,100 = 245,123,100 : x
  2. Step 2: Convert to fraction form
    158,700,948/245,123,100 = 245,123,100/x
  3. Step 3: Cross multiply
    158,700,948x = 245,123,100 × 245,123,100
  4. Step 4: Simplify right side
    158,700,948x = 60,085,334,153,610,000
  5. Step 5: Solve for x
    x = 60,085,334,153,610,000/158,700,948
  6. Step 6: Final answer
    x = 378,607,279.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.