Home / 461,811,717.61-637,058,551.77-285,543,366.73

Finding the Fourth Proportional to 461,811,717.61, 637,058,551.77 and 285,543,366.73

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Solution

The fourth proportional to 461,811,717.61, 637,058,551.77 and 285,543,366.73 is: 393,900,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,811,717.61 : 637,058,551.77 = 285,543,366.73 : x
  2. Step 2: Convert to fraction form
    461,811,717.61/637,058,551.77 = 285,543,366.73/x
  3. Step 3: Cross multiply
    461,811,717.61x = 637,058,551.77 × 285,543,366.73
  4. Step 4: Simplify right side
    461,811,717.61x = 181,907,843,674,951,168
  5. Step 5: Solve for x
    x = 181,907,843,674,951,168/461,811,717.61
  6. Step 6: Final answer
    x = 393,900,450.64

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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.