Home / 252,475,401.84-348,412,647-140,967,961.20

Finding the Fourth Proportional to 252,475,401.84, 348,412,647 and 140,967,961.20

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Solution

The fourth proportional to 252,475,401.84, 348,412,647 and 140,967,961.20 is: 194,533,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,475,401.84 : 348,412,647 = 140,967,961.20 : x
  2. Step 2: Convert to fraction form
    252,475,401.84/348,412,647 = 140,967,961.20/x
  3. Step 3: Cross multiply
    252,475,401.84x = 348,412,647 × 140,967,961.20
  4. Step 4: Simplify right side
    252,475,401.84x = 49,115,020,503,885,296
  5. Step 5: Solve for x
    x = 49,115,020,503,885,296/252,475,401.84
  6. Step 6: Final answer
    x = 194,533,883.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.