Home / 325,971,664-449,904,797.76-186,835,681.60

Finding the Fourth Proportional to 325,971,664, 449,904,797.76 and 186,835,681.60

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Solution

The fourth proportional to 325,971,664, 449,904,797.76 and 186,835,681.60 is: 257,869,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,971,664 : 449,904,797.76 = 186,835,681.60 : x
  2. Step 2: Convert to fraction form
    325,971,664/449,904,797.76 = 186,835,681.60/x
  3. Step 3: Cross multiply
    325,971,664x = 449,904,797.76 × 186,835,681.60
  4. Step 4: Simplify right side
    325,971,664x = 84,058,269,544,599,744
  5. Step 5: Solve for x
    x = 84,058,269,544,599,744/325,971,664
  6. Step 6: Final answer
    x = 257,869,866.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.