Home / 284,055,183.80-425,706,112.02-145,875,208.76

Finding the Fourth Proportional to 284,055,183.80, 425,706,112.02 and 145,875,208.76

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Solution

The fourth proportional to 284,055,183.80, 425,706,112.02 and 145,875,208.76 is: 218,619,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,055,183.80 : 425,706,112.02 = 145,875,208.76 : x
  2. Step 2: Convert to fraction form
    284,055,183.80/425,706,112.02 = 145,875,208.76/x
  3. Step 3: Cross multiply
    284,055,183.80x = 425,706,112.02 × 145,875,208.76
  4. Step 4: Simplify right side
    284,055,183.80x = 62,099,967,961,325,440
  5. Step 5: Solve for x
    x = 62,099,967,961,325,440/284,055,183.80
  6. Step 6: Final answer
    x = 218,619,379.27

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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.