Home / 334,414,007.90-501,621,011.85-218,187,861.20

Finding the Fourth Proportional to 334,414,007.90, 501,621,011.85 and 218,187,861.20

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Solution

The fourth proportional to 334,414,007.90, 501,621,011.85 and 218,187,861.20 is: 327,281,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,414,007.90 : 501,621,011.85 = 218,187,861.20 : x
  2. Step 2: Convert to fraction form
    334,414,007.90/501,621,011.85 = 218,187,861.20/x
  3. Step 3: Cross multiply
    334,414,007.90x = 501,621,011.85 × 218,187,861.20
  4. Step 4: Simplify right side
    334,414,007.90x = 109,447,615,708,531,360
  5. Step 5: Solve for x
    x = 109,447,615,708,531,360/334,414,007.90
  6. Step 6: Final answer
    x = 327,281,791.80

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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.