Home / 677,405,636.70-935,148,234.45-454,305,708.47

Finding the Fourth Proportional to 677,405,636.70, 935,148,234.45 and 454,305,708.47

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Solution

The fourth proportional to 677,405,636.70, 935,148,234.45 and 454,305,708.47 is: 627,162,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,405,636.70 : 935,148,234.45 = 454,305,708.47 : x
  2. Step 2: Convert to fraction form
    677,405,636.70/935,148,234.45 = 454,305,708.47/x
  3. Step 3: Cross multiply
    677,405,636.70x = 935,148,234.45 × 454,305,708.47
  4. Step 4: Simplify right side
    677,405,636.70x = 424,843,181,171,601,152
  5. Step 5: Solve for x
    x = 424,843,181,171,601,152/677,405,636.70
  6. Step 6: Final answer
    x = 627,162,158.32

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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.