Home / 255,983,824.94-353,127,535.88-155,485,518.80

Finding the Fourth Proportional to 255,983,824.94, 353,127,535.88 and 155,485,518.80

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Solution

The fourth proportional to 255,983,824.94, 353,127,535.88 and 155,485,518.80 is: 214,490,966.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,983,824.94 : 353,127,535.88 = 155,485,518.80 : x
  2. Step 2: Convert to fraction form
    255,983,824.94/353,127,535.88 = 155,485,518.80/x
  3. Step 3: Cross multiply
    255,983,824.94x = 353,127,535.88 × 155,485,518.80
  4. Step 4: Simplify right side
    255,983,824.94x = 54,906,218,116,324,344
  5. Step 5: Solve for x
    x = 54,906,218,116,324,344/255,983,824.94
  6. Step 6: Final answer
    x = 214,490,966.88

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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.