Home / 579,414,000.80-869,121,001.20-273,303,984.80

Finding the Fourth Proportional to 579,414,000.80, 869,121,001.20 and 273,303,984.80

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Solution

The fourth proportional to 579,414,000.80, 869,121,001.20 and 273,303,984.80 is: 409,955,977.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,414,000.80 : 869,121,001.20 = 273,303,984.80 : x
  2. Step 2: Convert to fraction form
    579,414,000.80/869,121,001.20 = 273,303,984.80/x
  3. Step 3: Cross multiply
    579,414,000.80x = 869,121,001.20 × 273,303,984.80
  4. Step 4: Simplify right side
    579,414,000.80x = 237,534,232,901,325,600
  5. Step 5: Solve for x
    x = 237,534,232,901,325,600/579,414,000.80
  6. Step 6: Final answer
    x = 409,955,977.20

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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.