Home / 688,497,614.98-1,032,949,044.79-222,150,290.40

Finding the Fourth Proportional to 688,497,614.98, 1,032,949,044.79 and 222,150,290.40

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Solution

The fourth proportional to 688,497,614.98, 1,032,949,044.79 and 222,150,290.40 is: 333,290,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,497,614.98 : 1,032,949,044.79 = 222,150,290.40 : x
  2. Step 2: Convert to fraction form
    688,497,614.98/1,032,949,044.79 = 222,150,290.40/x
  3. Step 3: Cross multiply
    688,497,614.98x = 1,032,949,044.79 × 222,150,290.40
  4. Step 4: Simplify right side
    688,497,614.98x = 229,469,930,272,102,688
  5. Step 5: Solve for x
    x = 229,469,930,272,102,688/688,497,614.98
  6. Step 6: Final answer
    x = 333,290,813.62

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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.