Home / 442,505,497.60-664,159,779.60-224,307,632.80

Finding the Fourth Proportional to 442,505,497.60, 664,159,779.60 and 224,307,632.80

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Solution

The fourth proportional to 442,505,497.60, 664,159,779.60 and 224,307,632.80 is: 336,664,987.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,505,497.60 : 664,159,779.60 = 224,307,632.80 : x
  2. Step 2: Convert to fraction form
    442,505,497.60/664,159,779.60 = 224,307,632.80/x
  3. Step 3: Cross multiply
    442,505,497.60x = 664,159,779.60 × 224,307,632.80
  4. Step 4: Simplify right side
    442,505,497.60x = 148,976,107,963,045,760
  5. Step 5: Solve for x
    x = 148,976,107,963,045,760/442,505,497.60
  6. Step 6: Final answer
    x = 336,664,987.83

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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.