Home / 813,060,625.43-1,219,588,488.71-230,795,363.81

Finding the Fourth Proportional to 813,060,625.43, 1,219,588,488.71 and 230,795,363.81

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Solution

The fourth proportional to 813,060,625.43, 1,219,588,488.71 and 230,795,363.81 is: 346,192,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,060,625.43 : 1,219,588,488.71 = 230,795,363.81 : x
  2. Step 2: Convert to fraction form
    813,060,625.43/1,219,588,488.71 = 230,795,363.81/x
  3. Step 3: Cross multiply
    813,060,625.43x = 1,219,588,488.71 × 230,795,363.81
  4. Step 4: Simplify right side
    813,060,625.43x = 281,475,368,953,084,576
  5. Step 5: Solve for x
    x = 281,475,368,953,084,576/813,060,625.43
  6. Step 6: Final answer
    x = 346,192,350.42

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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.