Home / 453,000,002.80-679,500,004.20-248,449,039.60

Finding the Fourth Proportional to 453,000,002.80, 679,500,004.20 and 248,449,039.60

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Solution

The fourth proportional to 453,000,002.80, 679,500,004.20 and 248,449,039.60 is: 372,673,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,000,002.80 : 679,500,004.20 = 248,449,039.60 : x
  2. Step 2: Convert to fraction form
    453,000,002.80/679,500,004.20 = 248,449,039.60/x
  3. Step 3: Cross multiply
    453,000,002.80x = 679,500,004.20 × 248,449,039.60
  4. Step 4: Simplify right side
    453,000,002.80x = 168,821,123,451,685,984
  5. Step 5: Solve for x
    x = 168,821,123,451,685,984/453,000,002.80
  6. Step 6: Final answer
    x = 372,673,559.40

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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.