Home / 538,064,308.20-807,096,462.30-407,967,551.40

Finding the Fourth Proportional to 538,064,308.20, 807,096,462.30 and 407,967,551.40

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Solution

The fourth proportional to 538,064,308.20, 807,096,462.30 and 407,967,551.40 is: 611,951,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,064,308.20 : 807,096,462.30 = 407,967,551.40 : x
  2. Step 2: Convert to fraction form
    538,064,308.20/807,096,462.30 = 407,967,551.40/x
  3. Step 3: Cross multiply
    538,064,308.20x = 807,096,462.30 × 407,967,551.40
  4. Step 4: Simplify right side
    538,064,308.20x = 329,269,167,468,133,376
  5. Step 5: Solve for x
    x = 329,269,167,468,133,376/538,064,308.20
  6. Step 6: Final answer
    x = 611,951,327.10

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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.