Home / 442,241,150.44-662,738,169.18-208,822,814.44

Finding the Fourth Proportional to 442,241,150.44, 662,738,169.18 and 208,822,814.44

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Solution

The fourth proportional to 442,241,150.44, 662,738,169.18 and 208,822,814.44 is: 312,939,783.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,241,150.44 : 662,738,169.18 = 208,822,814.44 : x
  2. Step 2: Convert to fraction form
    442,241,150.44/662,738,169.18 = 208,822,814.44/x
  3. Step 3: Cross multiply
    442,241,150.44x = 662,738,169.18 × 208,822,814.44
  4. Step 4: Simplify right side
    442,241,150.44x = 138,394,849,724,980,448
  5. Step 5: Solve for x
    x = 138,394,849,724,980,448/442,241,150.44
  6. Step 6: Final answer
    x = 312,939,783.16

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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.