Home / 447,624,042.30-671,436,063.45-265,777,616.70

Finding the Fourth Proportional to 447,624,042.30, 671,436,063.45 and 265,777,616.70

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Solution

The fourth proportional to 447,624,042.30, 671,436,063.45 and 265,777,616.70 is: 398,666,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,624,042.30 : 671,436,063.45 = 265,777,616.70 : x
  2. Step 2: Convert to fraction form
    447,624,042.30/671,436,063.45 = 265,777,616.70/x
  3. Step 3: Cross multiply
    447,624,042.30x = 671,436,063.45 × 265,777,616.70
  4. Step 4: Simplify right side
    447,624,042.30x = 178,452,676,710,170,976
  5. Step 5: Solve for x
    x = 178,452,676,710,170,976/447,624,042.30
  6. Step 6: Final answer
    x = 398,666,425.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.