Home / 325,973,735.10-488,792,641.05-121,396,506.30

Finding the Fourth Proportional to 325,973,735.10, 488,792,641.05 and 121,396,506.30

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Solution

The fourth proportional to 325,973,735.10, 488,792,641.05 and 121,396,506.30 is: 182,032,208.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,973,735.10 : 488,792,641.05 = 121,396,506.30 : x
  2. Step 2: Convert to fraction form
    325,973,735.10/488,792,641.05 = 121,396,506.30/x
  3. Step 3: Cross multiply
    325,973,735.10x = 488,792,641.05 × 121,396,506.30
  4. Step 4: Simplify right side
    325,973,735.10x = 59,337,718,928,619,960
  5. Step 5: Solve for x
    x = 59,337,718,928,619,960/325,973,735.10
  6. Step 6: Final answer
    x = 182,032,208.55

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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.