Home / 839,563,713.80-1,259,876,412.30-494,516,673.80

Finding the Fourth Proportional to 839,563,713.80, 1,259,876,412.30 and 494,516,673.80

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Solution

The fourth proportional to 839,563,713.80, 1,259,876,412.30 and 494,516,673.80 is: 742,087,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,563,713.80 : 1,259,876,412.30 = 494,516,673.80 : x
  2. Step 2: Convert to fraction form
    839,563,713.80/1,259,876,412.30 = 494,516,673.80/x
  3. Step 3: Cross multiply
    839,563,713.80x = 1,259,876,412.30 × 494,516,673.80
  4. Step 4: Simplify right side
    839,563,713.80x = 623,029,892,809,673,344
  5. Step 5: Solve for x
    x = 623,029,892,809,673,344/839,563,713.80
  6. Step 6: Final answer
    x = 742,087,685.03

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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.