Home / 345,550,511.10-518,325,766.65-322,875,695.10

Finding the Fourth Proportional to 345,550,511.10, 518,325,766.65 and 322,875,695.10

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Solution

The fourth proportional to 345,550,511.10, 518,325,766.65 and 322,875,695.10 is: 484,313,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,550,511.10 : 518,325,766.65 = 322,875,695.10 : x
  2. Step 2: Convert to fraction form
    345,550,511.10/518,325,766.65 = 322,875,695.10/x
  3. Step 3: Cross multiply
    345,550,511.10x = 518,325,766.65 × 322,875,695.10
  4. Step 4: Simplify right side
    345,550,511.10x = 167,354,792,195,359,168
  5. Step 5: Solve for x
    x = 167,354,792,195,359,168/345,550,511.10
  6. Step 6: Final answer
    x = 484,313,542.65

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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.