Home / 307,570,133.49-424,446,784.14-168,340,895.28

Finding the Fourth Proportional to 307,570,133.49, 424,446,784.14 and 168,340,895.28

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Solution

The fourth proportional to 307,570,133.49, 424,446,784.14 and 168,340,895.28 is: 232,310,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,570,133.49 : 424,446,784.14 = 168,340,895.28 : x
  2. Step 2: Convert to fraction form
    307,570,133.49/424,446,784.14 = 168,340,895.28/x
  3. Step 3: Cross multiply
    307,570,133.49x = 424,446,784.14 × 168,340,895.28
  4. Step 4: Simplify right side
    307,570,133.49x = 71,451,751,640,844,504
  5. Step 5: Solve for x
    x = 71,451,751,640,844,504/307,570,133.49
  6. Step 6: Final answer
    x = 232,310,435.44

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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.