Home / 559,872,562.20-839,808,843.30-505,453,003.80

Finding the Fourth Proportional to 559,872,562.20, 839,808,843.30 and 505,453,003.80

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Solution

The fourth proportional to 559,872,562.20, 839,808,843.30 and 505,453,003.80 is: 758,179,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,872,562.20 : 839,808,843.30 = 505,453,003.80 : x
  2. Step 2: Convert to fraction form
    559,872,562.20/839,808,843.30 = 505,453,003.80/x
  3. Step 3: Cross multiply
    559,872,562.20x = 839,808,843.30 × 505,453,003.80
  4. Step 4: Simplify right side
    559,872,562.20x = 424,483,902,463,788,480
  5. Step 5: Solve for x
    x = 424,483,902,463,788,480/559,872,562.20
  6. Step 6: Final answer
    x = 758,179,505.70

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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.