Home / 415,367,457.38-623,052,241.74-169,724,093.04

Finding the Fourth Proportional to 415,367,457.38, 623,052,241.74 and 169,724,093.04

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Solution

The fourth proportional to 415,367,457.38, 623,052,241.74 and 169,724,093.04 is: 254,586,570.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,367,457.38 : 623,052,241.74 = 169,724,093.04 : x
  2. Step 2: Convert to fraction form
    415,367,457.38/623,052,241.74 = 169,724,093.04/x
  3. Step 3: Cross multiply
    415,367,457.38x = 623,052,241.74 × 169,724,093.04
  4. Step 4: Simplify right side
    415,367,457.38x = 105,746,976,645,860,320
  5. Step 5: Solve for x
    x = 105,746,976,645,860,320/415,367,457.38
  6. Step 6: Final answer
    x = 254,586,570.92

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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.