Home / 345,550,511.60-518,325,767.40-322,875,695.60

Finding the Fourth Proportional to 345,550,511.60, 518,325,767.40 and 322,875,695.60

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Solution

The fourth proportional to 345,550,511.60, 518,325,767.40 and 322,875,695.60 is: 484,313,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,550,511.60 : 518,325,767.40 = 322,875,695.60 : x
  2. Step 2: Convert to fraction form
    345,550,511.60/518,325,767.40 = 322,875,695.60/x
  3. Step 3: Cross multiply
    345,550,511.60x = 518,325,767.40 × 322,875,695.60
  4. Step 4: Simplify right side
    345,550,511.60x = 167,354,792,696,678,816
  5. Step 5: Solve for x
    x = 167,354,792,696,678,816/345,550,511.60
  6. Step 6: Final answer
    x = 484,313,543.40

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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.