Home / 316,617,709,457.82-436,980,200,244.03-193,090,513,290.54

Finding the Fourth Proportional to 316,617,709,457.82, 436,980,200,244.03 and 193,090,513,290.54

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Solution

The fourth proportional to 316,617,709,457.82, 436,980,200,244.03 and 193,090,513,290.54 is: 266,494,035,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,617,709,457.82 : 436,980,200,244.03 = 193,090,513,290.54 : x
  2. Step 2: Convert to fraction form
    316,617,709,457.82/436,980,200,244.03 = 193,090,513,290.54/x
  3. Step 3: Cross multiply
    316,617,709,457.82x = 436,980,200,244.03 × 193,090,513,290.54
  4. Step 4: Simplify right side
    316,617,709,457.82x = 84,376,731,162,922,719,379,456
  5. Step 5: Solve for x
    x = 84,376,731,162,922,719,379,456/316,617,709,457.82
  6. Step 6: Final answer
    x = 266,494,035,685.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.