Home / 269,544,937.20-404,317,405.80-87,792,115.20

Finding the Fourth Proportional to 269,544,937.20, 404,317,405.80 and 87,792,115.20

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Solution

The fourth proportional to 269,544,937.20, 404,317,405.80 and 87,792,115.20 is: 131,688,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,544,937.20 : 404,317,405.80 = 87,792,115.20 : x
  2. Step 2: Convert to fraction form
    269,544,937.20/404,317,405.80 = 87,792,115.20/x
  3. Step 3: Cross multiply
    269,544,937.20x = 404,317,405.80 × 87,792,115.20
  4. Step 4: Simplify right side
    269,544,937.20x = 35,495,880,267,358,752
  5. Step 5: Solve for x
    x = 35,495,880,267,358,752/269,544,937.20
  6. Step 6: Final answer
    x = 131,688,172.80

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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.