Home / 413,035,279.20-619,552,918.80-229,369,269.60

Finding the Fourth Proportional to 413,035,279.20, 619,552,918.80 and 229,369,269.60

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Solution

The fourth proportional to 413,035,279.20, 619,552,918.80 and 229,369,269.60 is: 344,053,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,035,279.20 : 619,552,918.80 = 229,369,269.60 : x
  2. Step 2: Convert to fraction form
    413,035,279.20/619,552,918.80 = 229,369,269.60/x
  3. Step 3: Cross multiply
    413,035,279.20x = 619,552,918.80 × 229,369,269.60
  4. Step 4: Simplify right side
    413,035,279.20x = 142,106,400,463,704,096
  5. Step 5: Solve for x
    x = 142,106,400,463,704,096/413,035,279.20
  6. Step 6: Final answer
    x = 344,053,904.40

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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.