Home / 399,178,812.60-598,768,218.90-226,588,937.40

Finding the Fourth Proportional to 399,178,812.60, 598,768,218.90 and 226,588,937.40

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Solution

The fourth proportional to 399,178,812.60, 598,768,218.90 and 226,588,937.40 is: 339,883,406.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,178,812.60 : 598,768,218.90 = 226,588,937.40 : x
  2. Step 2: Convert to fraction form
    399,178,812.60/598,768,218.90 = 226,588,937.40/x
  3. Step 3: Cross multiply
    399,178,812.60x = 598,768,218.90 × 226,588,937.40
  4. Step 4: Simplify right side
    399,178,812.60x = 135,674,254,469,441,600
  5. Step 5: Solve for x
    x = 135,674,254,469,441,600/399,178,812.60
  6. Step 6: Final answer
    x = 339,883,406.10

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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.