Home / 477,318,605.38-658,694,916.31-265,621,809.94

Finding the Fourth Proportional to 477,318,605.38, 658,694,916.31 and 265,621,809.94

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Solution

The fourth proportional to 477,318,605.38, 658,694,916.31 and 265,621,809.94 is: 366,555,449.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,318,605.38 : 658,694,916.31 = 265,621,809.94 : x
  2. Step 2: Convert to fraction form
    477,318,605.38/658,694,916.31 = 265,621,809.94/x
  3. Step 3: Cross multiply
    477,318,605.38x = 658,694,916.31 × 265,621,809.94
  4. Step 4: Simplify right side
    477,318,605.38x = 174,963,735,868,539,008
  5. Step 5: Solve for x
    x = 174,963,735,868,539,008/477,318,605.38
  6. Step 6: Final answer
    x = 366,555,449.33

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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.