Home / 728,653,341.43-1,092,983,198.72-230,666,287.71

Finding the Fourth Proportional to 728,653,341.43, 1,092,983,198.72 and 230,666,287.71

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Solution

The fourth proportional to 728,653,341.43, 1,092,983,198.72 and 230,666,287.71 is: 346,000,440.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,653,341.43 : 1,092,983,198.72 = 230,666,287.71 : x
  2. Step 2: Convert to fraction form
    728,653,341.43/1,092,983,198.72 = 230,666,287.71/x
  3. Step 3: Cross multiply
    728,653,341.43x = 1,092,983,198.72 × 230,666,287.71
  4. Step 4: Simplify right side
    728,653,341.43x = 252,114,376,972,880,640
  5. Step 5: Solve for x
    x = 252,114,376,972,880,640/728,653,341.43
  6. Step 6: Final answer
    x = 346,000,440.32

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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.