Home / 399,952,158.08-551,934,788.34-223,743,096.06

Finding the Fourth Proportional to 399,952,158.08, 551,934,788.34 and 223,743,096.06

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Solution

The fourth proportional to 399,952,158.08, 551,934,788.34 and 223,743,096.06 is: 308,765,925.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,952,158.08 : 551,934,788.34 = 223,743,096.06 : x
  2. Step 2: Convert to fraction form
    399,952,158.08/551,934,788.34 = 223,743,096.06/x
  3. Step 3: Cross multiply
    399,952,158.08x = 551,934,788.34 × 223,743,096.06
  4. Step 4: Simplify right side
    399,952,158.08x = 123,491,598,366,412,400
  5. Step 5: Solve for x
    x = 123,491,598,366,412,400/399,952,158.08
  6. Step 6: Final answer
    x = 308,765,925.81

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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.