Home / 685,093,744.98-945,430,303.59-371,827,963.26

Finding the Fourth Proportional to 685,093,744.98, 945,430,303.59 and 371,827,963.26

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Solution

The fourth proportional to 685,093,744.98, 945,430,303.59 and 371,827,963.26 is: 513,123,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,093,744.98 : 945,430,303.59 = 371,827,963.26 : x
  2. Step 2: Convert to fraction form
    685,093,744.98/945,430,303.59 = 371,827,963.26/x
  3. Step 3: Cross multiply
    685,093,744.98x = 945,430,303.59 × 371,827,963.26
  4. Step 4: Simplify right side
    685,093,744.98x = 351,537,424,188,153,152
  5. Step 5: Solve for x
    x = 351,537,424,188,153,152/685,093,744.98
  6. Step 6: Final answer
    x = 513,123,097.04

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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.