Home / 382,306,558.63-573,463,156.76-123,521,806.55

Finding the Fourth Proportional to 382,306,558.63, 573,463,156.76 and 123,521,806.55

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Solution

The fourth proportional to 382,306,558.63, 573,463,156.76 and 123,521,806.55 is: 185,283,782.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,306,558.63 : 573,463,156.76 = 123,521,806.55 : x
  2. Step 2: Convert to fraction form
    382,306,558.63/573,463,156.76 = 123,521,806.55/x
  3. Step 3: Cross multiply
    382,306,558.63x = 573,463,156.76 × 123,521,806.55
  4. Step 4: Simplify right side
    382,306,558.63x = 70,835,205,112,861,040
  5. Step 5: Solve for x
    x = 70,835,205,112,861,040/382,306,558.63
  6. Step 6: Final answer
    x = 185,283,782.12

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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.