Home / 382,615,326.38-574,014,068.13-123,830,546.62

Finding the Fourth Proportional to 382,615,326.38, 574,014,068.13 and 123,830,546.62

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Solution

The fourth proportional to 382,615,326.38, 574,014,068.13 and 123,830,546.62 is: 185,775,296.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,615,326.38 : 574,014,068.13 = 123,830,546.62 : x
  2. Step 2: Convert to fraction form
    382,615,326.38/574,014,068.13 = 123,830,546.62/x
  3. Step 3: Cross multiply
    382,615,326.38x = 574,014,068.13 × 123,830,546.62
  4. Step 4: Simplify right side
    382,615,326.38x = 71,080,475,824,782,912
  5. Step 5: Solve for x
    x = 71,080,475,824,782,912/382,615,326.38
  6. Step 6: Final answer
    x = 185,775,296.82

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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.