Home / 436,627,201.80-654,940,802.70-400,914,366.60

Finding the Fourth Proportional to 436,627,201.80, 654,940,802.70 and 400,914,366.60

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Solution

The fourth proportional to 436,627,201.80, 654,940,802.70 and 400,914,366.60 is: 601,371,549.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,627,201.80 : 654,940,802.70 = 400,914,366.60 : x
  2. Step 2: Convert to fraction form
    436,627,201.80/654,940,802.70 = 400,914,366.60/x
  3. Step 3: Cross multiply
    436,627,201.80x = 654,940,802.70 × 400,914,366.60
  4. Step 4: Simplify right side
    436,627,201.80x = 262,575,177,074,966,112
  5. Step 5: Solve for x
    x = 262,575,177,074,966,112/436,627,201.80
  6. Step 6: Final answer
    x = 601,371,549.90

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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.