Home / 320,670,601.20-481,005,901.80-284,320,036.80

Finding the Fourth Proportional to 320,670,601.20, 481,005,901.80 and 284,320,036.80

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Solution

The fourth proportional to 320,670,601.20, 481,005,901.80 and 284,320,036.80 is: 426,480,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,670,601.20 : 481,005,901.80 = 284,320,036.80 : x
  2. Step 2: Convert to fraction form
    320,670,601.20/481,005,901.80 = 284,320,036.80/x
  3. Step 3: Cross multiply
    320,670,601.20x = 481,005,901.80 × 284,320,036.80
  4. Step 4: Simplify right side
    320,670,601.20x = 136,759,615,700,793,200
  5. Step 5: Solve for x
    x = 136,759,615,700,793,200/320,670,601.20
  6. Step 6: Final answer
    x = 426,480,055.20

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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.