Home / 531,982,337.85-734,181,004.94-297,078,379.20

Finding the Fourth Proportional to 531,982,337.85, 734,181,004.94 and 297,078,379.20

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Solution

The fourth proportional to 531,982,337.85, 734,181,004.94 and 297,078,379.20 is: 409,993,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,982,337.85 : 734,181,004.94 = 297,078,379.20 : x
  2. Step 2: Convert to fraction form
    531,982,337.85/734,181,004.94 = 297,078,379.20/x
  3. Step 3: Cross multiply
    531,982,337.85x = 734,181,004.94 × 297,078,379.20
  4. Step 4: Simplify right side
    531,982,337.85x = 218,109,302,985,516,960
  5. Step 5: Solve for x
    x = 218,109,302,985,516,960/531,982,337.85
  6. Step 6: Final answer
    x = 409,993,504.42

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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.