Home / 559,873,669.20-839,810,503.80-505,454,110.80

Finding the Fourth Proportional to 559,873,669.20, 839,810,503.80 and 505,454,110.80

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Solution

The fourth proportional to 559,873,669.20, 839,810,503.80 and 505,454,110.80 is: 758,181,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,669.20 : 839,810,503.80 = 505,454,110.80 : x
  2. Step 2: Convert to fraction form
    559,873,669.20/839,810,503.80 = 505,454,110.80/x
  3. Step 3: Cross multiply
    559,873,669.20x = 839,810,503.80 × 505,454,110.80
  4. Step 4: Simplify right side
    559,873,669.20x = 424,485,671,438,729,024
  5. Step 5: Solve for x
    x = 424,485,671,438,729,024/559,873,669.20
  6. Step 6: Final answer
    x = 758,181,166.20

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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.